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  • php.ini 详解

    [PHP]
     
    ;;;;;;;;;;;;;;;;;;;
    ; About php.ini   ;
    ; 关于 php.ini
    ;;;;;;;;;;;;;;;;;;;
    ; PHP's initialization file, generally called php.ini, is responsible for
    ; configuring many of the aspects of PHP's behavior.
    ; PHP的初始化文件,通常叫做php.ini,它是负责配置PHP的行为参数
     
    ; PHP attempts to find and load this configuration from a number of locations.
    ; The following is a summary of its search order:
    ; 1. SAPI module specific location.
    ; 2. The PHPRC environment variable. (As of PHP 5.2.0)
    ; 3. A number of predefined registry keys on Windows (As of PHP 5.2.0)
    ; 4. Current working directory (except CLI)
    ; 5. The web server's directory (for SAPI modules), or directory of PHP
    ; (otherwise in Windows)
    ; 6. The directory from the --with-config-file-path compile time option, or the
    ; Windows directory (C:\windows or C:\winnt)
    ; See the PHP docs for more specific information.
    ; PHP会从一些本地路径尝试查找并加载这个配置。
    ; 以下是一些搜索顺序的总结:1、SAPI模块的具体位置 2、PHP的环境变量 3、Windows上的一些预定义的注册表键值 4、当前工作目录 5、WEB服务器目录或PHP目录 6、编译时间选项的配置文件目录或windows目录
    ; 查阅PHP文档获得更多具体信息
     
    ; The syntax of the file is extremely simple.  Whitespace and lines
    ; beginning with a semicolon are silently ignored (as you probably guessed).
    ; Section headers (e.g. [Foo]) are also silently ignored, even though
    ; they might mean something in the future.
    ; 本文件语法极其简单。空白和以分号开始的行被默认为忽略(如你所想)。部分消息头也被默认为忽略(例如 Foo),甚至尽管他们可能在将来有用。
     
    ; Directives following the section heading [PATH=/www/mysite] only
    ; apply to PHP files in the /www/mysite directory.  Directives
    ; following the section heading [HOST=www.example.com] only apply to
    ; PHP files served from www.example.com.  Directives set in these
    ; special sections cannot be overridden by user-defined INI files or
    ; at runtime. Currently, [PATH=] and [HOST=] sections only work under
    ; CGI/FastCGI.
     
    ; Directives are specified using the following syntax:
    ; directive = value
    ; Directive names are *case sensitive* - foo=bar is different from FOO=bar.
    ; Directives are variables used to configure PHP or PHP extensions.
    ; There is no name validation.  If PHP can't find an expected
    ; directive because it is not set or is mistyped, a default value will be used.
    ; 指令规定使用以下语法:1、指令名称 = 指令值 2、指令名字区分大小写 3、指令变量用于配置PHP或PHP扩展 4、文件没有指令名验证。假如PHP因为没有设置或键入错误,而不能找到一个期望的指令,它会使用一个默认的值
     
    ; The value can be a string, a number, a PHP constant (e.g. E_ALL or M_PI), one
    ; of the INI constants (On, Off, True, False, Yes, No and None) or an expression
    ; (e.g. E_ALL & ~E_NOTICE), a quoted string ("bar"), or a reference to a
    ; previously set variable or directive (e.g. ${foo})
    ; 指令值可以是一个字符串、一个数字、一个PHP常量(例如E_ALL M_PI),一个INI常量(On, Off, True, False, Yes, No and None)或一个表达式(例如 E_ALL & ~E_NOTICE),一个加上引号的字符串("bar"),或一个以前设置变量和指令的引用(例如 ${foo})
     
    ; Expressions in the INI file are limited to bitwise operators and parentheses:
    ; |  bitwise OR
    ; ^  bitwise XOR
    ; &  bitwise AND
    ; ~  bitwise NOT
    ; !  boolean NOT
    ; 在INI文件中表达式仅限于使用按位运算符和圆括号
     
    ; Boolean flags can be turned on using the values 1, On, True or Yes.
    ; They can be turned off using the values 0, Off, False or No.
    ; 布尔标记可以使用值1, On, True 或 Yes打开。他们可以使用值0, Off, False 或 No关闭。
     
    ; An empty string can be denoted by simply not writing anything after the equal
    ; sign, or by using the None keyword:
    ; 一个空字符串可以被指定即在等号后什么都不写,或者使用None关键字
     
    ;  foo =         ; sets foo to an empty string
    ;  foo = None    ; sets foo to an empty string
    ;  foo = "None"  ; sets foo to the string 'None'
     
    ; If you use constants in your value, and these constants belong to a
    ; dynamically loaded extension (either a PHP extension or a Zend extension),
    ; you may only use these constants *after* the line that loads the extension.
    ; 假如你在你的指令值中使用常量,而且这些常量属于一个动态加载的扩展(无论是PHP扩展或是Zend扩展),你可能需要在加载这些扩展的行后使用这些常量。
     
    ;;;;;;;;;;;;;;;;;;;
    ; About this file ;
    ; 关于这个文件
    ;;;;;;;;;;;;;;;;;;;
    ; PHP comes packaged with two INI files. One that is recommended to be used
    ; in production environments and one that is recommended to be used in
    ; development environments.
    ; PHP打包两个INI文件(INI初始化文件、配置文件)。一个被推荐用于成品环境,一个被推荐用于开发环境。
     
    ; php.ini-production contains settings which hold security, performance and
    ; best practices at its core. But please be aware, these settings may break
    ; compatibility with older or less security conscience applications. We
    ; recommending using the production ini in production and testing environments.
    ; PHP成品环境设置文档包含设置保持安全性、性能和核心的最佳范例。但是请注意,这些设置可能对老程序或安全性系数低的程序没有很好兼容性。我们推荐在成品和测试环境中使用成品环境设置文件
     
    ; php.ini-development is very similar to its production variant, except it's
    ; much more verbose when it comes to errors. We recommending using the
    ; development version only in development environments as errors shown to
    ; application users can inadvertently leak otherwise secure information.
    ; PHP开发环境设置文件和它的成品变体非常相似,除了当涉及到错误时候它比较繁琐外。我们推荐仅在开发环境中使用此配置,因为错误显示给程序用户会无意中泄露其他方面的安全信息。
     
    ;;;;;;;;;;;;;;;;;;;
    ; Quick Reference ;
    ; 快速入门
    ;;;;;;;;;;;;;;;;;;;
    ; The following are all the settings which are different in either the production
    ; or development versions of the INIs with respect to PHP's default behavior.
    ; Please see the actual settings later in the document for more details as to why
    ; we recommend these changes in PHP's behavior.
    ; 以下关于PHP默认行为的设置无论在成品环境和开发环境中都是不用的。请在之后的更详细的文档中查看实际设置,和以及为什么我们推荐这些PHP行为改变的原因。
     
    ; display_errors
    ;   Default Value: On
    ;   Development Value: On
    ;   Production Value: Off
     
    ; display_startup_errors
    ;   Default Value: Off
    ;   Development Value: On
    ;   Production Value: Off
     
    ; error_reporting
    ;   Default Value: E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED
    ;   Development Value: E_ALL
    ;   Production Value: E_ALL & ~E_DEPRECATED & ~E_STRICT
     
    ; html_errors
    ;   Default Value: On
    ;   Development Value: On
    ;   Production value: On
     
    ; log_errors
    ;   Default Value: Off
    ;   Development Value: On
    ;   Production Value: On
     
    ; max_input_time
    ;   Default Value: -1 (Unlimited)
    ;   Development Value: 60 (60 seconds)
    ;   Production Value: 60 (60 seconds)
     
    ; output_buffering
    ;   Default Value: Off
    ;   Development Value: 4096
    ;   Production Value: 4096
     
    ; register_argc_argv
    ;   Default Value: On
    ;   Development Value: Off
    ;   Production Value: Off
     
    ; request_order
    ;   Default Value: None
    ;   Development Value: "GP"
    ;   Production Value: "GP"
     
    ; session.bug_compat_42
    ;   Default Value: On
    ;   Development Value: On
    ;   Production Value: Off
     
    ; session.bug_compat_warn
    ;   Default Value: On
    ;   Development Value: On
    ;   Production Value: Off
     
    ; session.gc_divisor
    ;   Default Value: 100
    ;   Development Value: 1000
    ;   Production Value: 1000
     
    ; session.hash_bits_per_character
    ;   Default Value: 4
    ;   Development Value: 5
    ;   Production Value: 5
     
    ; short_open_tag
    ;   Default Value: On
    ;   Development Value: Off
    ;   Production Value: Off
     
    ; track_errors
    ;   Default Value: Off
    ;   Development Value: On
    ;   Production Value: Off
     
    ; url_rewriter.tags
    ;   Default Value: "a=href,area=href,frame=src,form=,fieldset="
    ;   Development Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
    ;   Production Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
     
    ; variables_order
    ;   Default Value: "EGPCS"
    ;   Development Value: "GPCS"
    ;   Production Value: "GPCS"
     
    ;;;;;;;;;;;;;;;;;;;;
    ; php.ini Options  ;
    ;;;;;;;;;;;;;;;;;;;;
    ; Name for user-defined php.ini (.htaccess) files. Default is ".user.ini"
    ;user_ini.filename = ".user.ini"
     
    ; To disable this feature set this option to empty value
    ;user_ini.filename =
     
    ; TTL for user-defined php.ini files (time-to-live) in seconds. Default is 300 seconds (5 minutes)
    ;user_ini.cache_ttl = 300
     
    ;;;;;;;;;;;;;;;;;;;;
    ; Language Options ;
    ; 语言选项
    ;;;;;;;;;;;;;;;;;;;;
     
    ; Enable the PHP scripting language engine under Apache.
    ; http://php.net/engine
    engine = On
    ; 在apache下启用PHP脚本语言解析引擎
     
    ; This directive determines whether or not PHP will recognize code between
    ; <? and ?> tags as PHP source which should be processed as such. It's been
    ; recommended for several years that you not use the short tag "short cut" and
    ; instead to use the full <?php and ?> tag combination. With the wide spread use
    ; of XML and use of these tags by other languages, the server can become easily
    ; confused and end up parsing the wrong code in the wrong context. But because
    ; this short cut has been a feature for such a long time, it's currently still
    ; supported for backwards compatibility, but we recommend you don't use them.
    ; Default Value: On
    ; Development Value: Off
    ; Production Value: Off
    ; http://php.net/short-open-tag
    short_open_tag = On
    ; 短标签解析PHP,由于xml和其他语言的流行,容易引起冲突,建议不再使用
     
    ; Allow ASP-style <% %> tags.
    ; http://php.net/asp-tags
    asp_tags = Off
    ; asp标签格式
     
    ; The number of significant digits displayed in floating point numbers.
    ; http://php.net/precision
    precision = 14
    ; 浮点值的小数数位 14表示小数数位为13个
     
    ; Output buffering is a mechanism for controlling how much output data
    ; (excluding headers and cookies) PHP should keep internally before pushing that
    ; data to the client. If your application's output exceeds this setting, PHP
    ; will send that data in chunks of roughly the size you specify.
    ; Turning on this setting and managing its maximum buffer size can yield some
    ; interesting side-effects depending on your application and web server.
    ; You may be able to send headers and cookies after you've already sent output
    ; through print or echo. You also may see performance benefits if your server is
    ; emitting less packets due to buffered output versus PHP streaming the output
    ; as it gets it. On production servers, 4096 bytes is a good setting for performance
    ; reasons.
    ; Note: Output buffering can also be controlled via Output Buffering Control
    ;   functions.
    ; Possible Values:
    ;   On = Enabled and buffer is unlimited. (Use with caution)
    ;   Off = Disabled
    ;   Integer = Enables the buffer and sets its maximum size in bytes.
    ; Note: This directive is hardcoded to Off for the CLI SAPI
    ; Default Value: Off
    ; Development Value: 4096
    ; Production Value: 4096
    ; http://php.net/output-buffering
    output_buffering = 4096
    ; 控制缓冲区域大小,此缓冲区只对echo print等有用,cookie header 不操作
    ; Output Control 可以让你自由控制脚本中数据的输出,如:
    当你想在数据已经输出后,再输出文件头的情况。输出控制函数不会作用于 header() 或 setcookie()所发送的文件头信息(标头)产生影响,只对那些类似于 echo() 和 PHP 代码的数据块有作用,它会将这些输出缓存起来,而不是直接就输出到浏览器。
     
    ; You can redirect all of the output of your scripts to a function.  For
    ; example, if you set output_handler to "mb_output_handler", character
    ; encoding will be transparently converted to the specified encoding.
    ; Setting any output handler automatically turns on output buffering.
    ; Note: People who wrote portable scripts should not depend on this ini
    ;   directive. Instead, explicitly set the output handler using ob_start().
    ;   Using this ini directive may cause problems unless you know what script
    ;   is doing.
    ; Note: You cannot use both "mb_output_handler" with "ob_iconv_handler"
    ;   and you cannot use both "ob_gzhandler" and "zlib.output_compression".
    ; Note: output_handler must be empty if this is set 'On' !!!!
    ;   Instead you must use zlib.output_handler.
    ; http://php.net/output-handler
    ;output_handler =
    ; 回调函数,会自动执行缓冲区中的数据 
    ; 该选项可将脚本所有的输出,重定向到一个函数。例如,将 output_handler 设置为 mb_output_handler() 时,字符的编码将被修改为指定的编码。设置的任何处理函数,将自动的处理输出缓冲。
     
    ; Transparent output compression using the zlib library
    ; Valid values for this option are 'off', 'on', or a specific buffer size
    ; to be used for compression (default is 4KB)
    ; Note: Resulting chunk size may vary due to nature of compression. PHP
    ;   outputs chunks that are few hundreds bytes each as a result of
    ;   compression. If you prefer a larger chunk size for better
    ;   performance, enable output_buffering in addition.
    ; Note: You need to use zlib.output_handler instead of the standard
    ;   output_handler, or otherwise the output will be corrupted.
    ; http://php.net/zlib.output-compression
    zlib.output_compression = Off
    ; 压缩缓冲区
     
    ; http://php.net/zlib.output-compression-level
    ;zlib.output_compression_level = -1
     
    ; You cannot specify additional output handlers if zlib.output_compression
    ; is activated here. This setting does the same as output_handler but in
    ; a different order.
    ; http://php.net/zlib.output-handler
    ;zlib.output_handler =
    ; 压缩缓冲区不能和 zlib.output_compression 同时使用
     
    ; Implicit flush tells PHP to tell the output layer to flush itself
    ; automatically after every output block.  This is equivalent to calling the
    ; PHP function flush() after each and every call to print() or echo() and each
    ; and every HTML block.  Turning this option on has serious performance
    ; implications and is generally recommended for debugging purposes only.
    ; http://php.net/implicit-flush
    ; Note: This directive is hardcoded to On for the CLI SAPI
    implicit_flush = Off
    ; 打开或关闭绝对刷新,默认为关闭(但受implicit_flush选项的制约)。所谓绝对刷新,即当有输出语句(e.g. echo)被执行时,便把输出直接发送到浏览器,而不再需要调用 flush()或等到脚本结束时才输出。
     
    ; The unserialize callback function will be called (with the undefined class'
    ; name as parameter), if the unserializer finds an undefined class
    ; which should be instantiated. A warning appears if the specified function is
    ; not defined, or if the function doesn't include/implement the missing class.
    ; So only set this entry, if you really want to implement such a
    ; callback-function.
    unserialize_callback_func =
    ; 未定义的类的名字会作为参数被这个参数调用
     
    ; When floats & doubles are serialized store serialize_precision significant
    ; digits after the floating point. The default value ensures that when floats
    ; are decoded with unserialize, the data will remain the same.
    serialize_precision = 17
    ; 将浮点型和双精度型数据序列化存储时的精度(有效数位),保证不丢失数据
     
    ; open_basedir, if set, limits all file operations to the defined directory
    ; and below.  This directive makes most sense if used in a per-directory
    ; or per-virtualhost web server configuration file. This directive is
    ; *NOT* affected by whether Safe Mode is turned On or Off.
    ; http://php.net/open-basedir
    ;open_basedir =
    ; 将php允许操作的所有文件包括文件本身都限制在此组目录列表下。当一个脚本试图打开一个指定目录树之外的文件时,将遭到拒绝。所有的符号连接都会解析,所以不可能通过符号连接来避开此限制。特殊值'.'指定了存放该脚本的目录将被当做基准目录(相对)。但这有些危险,因为脚本的工作目录可以轻易被chdir改变。对于共享服务器,在httpd.conf中灵活设置该指令将变得非常有用。在windows中分号分隔目录,unix系统中用冒号分隔目录。作为apache模块时,父目录中的open_basedir路径将自动被继承。指定的限制实际上是一个前缀,而非一个目录名。默认是允许打开所有文件。
    ; open_basedir可将用户访问文件的活动范围限制在指定的区域,通常是其家目录的路径,也 
    可用符号"."来代表当前目录。注意用open_basedir指定的限制实际上是前缀,而不是目录名。 
    举例来说: 若"open_basedir = /dir/user", 那么目录 "/dir/user" 和 "/dir/user1"都是 
    可以访问的。所以如果要将访问限制在仅为指定的目录,请用斜线结束路径名。例如设置成: 
    "open_basedir = /dir/user/"
     
    ; This directive allows you to disable certain functions for security reasons.
    ; It receives a comma-delimited list of function names. This directive is
    ; *NOT* affected by whether Safe Mode is turned On or Off.
    ; http://php.net/disable-functions
    disable_functions =
    ; 该指令接收一个用于逗号分隔的函数名列表,以禁用特定的函数,不受安全模式影响
     
    ; This directive allows you to disable certain classes for security reasons.
    ; It receives a comma-delimited list of class names. This directive is
    ; *NOT* affected by whether Safe Mode is turned On or Off.
    ; http://php.net/disable-classes
    disable_classes =
    ; 该指令接收一个用于逗号分隔的类名列表,以禁用特定的类,不受安全模式影响
     
    ; Colors for Syntax Highlighting mode.  Anything that's acceptable in
    ; <span style="color: ???????"> would work.
    ; http://php.net/syntax-highlighting
    ;highlight.string  = #DD0000
    ;highlight.comment = #FF9900
    ;highlight.keyword = #007700
    ;highlight.default = #0000BB
    ;highlight.html    = #000000
    ; 语法高亮模式的色彩 通常用于显示phps文件,只要能被<span style="color: ???????">接受的东西就能正常工作
     
    ; If enabled, the request will be allowed to complete even if the user aborts
    ; the request. Consider enabling it if executing long requests, which may end up
    ; being interrupted by the user or a browser timing out. PHP's default behavior
    ; is to disable this feature.
    ; http://php.net/ignore-user-abort
    ;ignore_user_abort = On
     
    ; Determines the size of the realpath cache to be used by PHP. This value should
    ; be increased on systems where PHP opens many files to reflect the quantity of
    ; the file operations performed.
    ; http://php.net/realpath-cache-size
    ;realpath_cache_size = 16k
    ; 指定php使用realpath规范化的绝对路径名缓冲区大小。在php打开大量文件的系统上应当增大该值以提高性能
     
    ; Duration of time, in seconds for which to cache realpath information for a given
    ; file or directory. For systems with rarely changing files, consider increasing this
    ; value.
    ; http://php.net/realpath-cache-ttl
    ;realpath_cache_ttl = 120
    ; realpath缓冲区的有效期
     
    ; Enables or disables the circular reference collector.
    ; http://php.net/zend.enable-gc
    zend.enable_gc = On
     
    ; If enabled, scripts may be written in encodings that are incompatible with
    ; the scanner.  CP936, Big5, CP949 and Shift_JIS are the examples of such
    ; encodings.  To use this feature, mbstring extension must be enabled.
    ; Default: Off
    ;zend.multibyte = Off
     
    ; Allows to set the default encoding for the scripts.  This value will be used
    ; unless "declare(encoding=...)" directive appears at the top of the script.
    ; Only affects if zend.multibyte is set.
    ; Default: ""
    ;zend.script_encoding =
     
    ;;;;;;;;;;;;;;;;;
    ; Miscellaneous ;
    ;;;;;;;;;;;;;;;;;
     
    ; Decides whether PHP may expose the fact that it is installed on the server
    ; (e.g. by adding its signature to the Web server header).  It is no security
    ; threat in any way, but it makes it possible to determine whether you use PHP
    ; on your server or not.
    ; http://php.net/expose-php
    expose_php = On
    ; 是否暴漏php被安装在服务器上的事实(在http头中加上其签名)。它不会有安全上的直接威胁,但它使得客户端知道服务器上安装了php。
     
    ;;;;;;;;;;;;;;;;;;;
    ; Resource Limits ;
    ;;;;;;;;;;;;;;;;;;;
     
    ; Maximum execution time of each script, in seconds
    ; http://php.net/max-execution-time
    ; Note: This directive is hardcoded to 0 for the CLI SAPI
    max_execution_time = 30
    ; 脚本最大执行时间,仅影响脚本本身的运行时间,不包括system/sleep函数、数据库查询、文件上传等
     
    ; Maximum amount of time each script may spend parsing request data. It's a good
    ; idea to limit this time on productions servers in order to eliminate unexpectedly
    ; long running scripts.
    ; Note: This directive is hardcoded to -1 for the CLI SAPI
    ; Default Value: -1 (Unlimited)
    ; Development Value: 60 (60 seconds)
    ; Production Value: 60 (60 seconds)
    ; http://php.net/max-input-time
    max_input_time = 60
    ; 每个脚本解析输入数据(POST GET UPLOAD)的最大允许时间,-1为不显示
     
    ; Maximum input variable nesting level
    ; http://php.net/max-input-nesting-level
    ;max_input_nesting_level = 64
     
    ; How many GET/POST/COOKIE input variables may be accepted
    ; max_input_vars = 1000
     
    ; Maximum amount of memory a script may consume (128MB)
    ; http://php.net/memory-limit
    memory_limit = 128M
    ; 一个脚本最大占用内存数值,开启后,memory_get_usage()函数变得可用
     
    ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
    ; Error handling and logging ;
    ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
     
    ; This directive informs PHP of which errors, warnings and notices you would like
    ; it to take action for. The recommended way of setting values for this
    ; directive is through the use of the error level constants and bitwise
    ; operators. The error level constants are below here for convenience as well as
    ; some common settings and their meanings.
    ; By default, PHP is set to take action on all errors, notices and warnings EXCEPT
    ; those related to E_NOTICE and E_STRICT, which together cover best practices and
    ; recommended coding standards in PHP. For performance reasons, this is the
    ; recommend error reporting setting. Your production server shouldn't be wasting
    ; resources complaining about best practices and coding standards. That's what
    ; development servers and development settings are for.
    ; Note: The php.ini-development file has this setting as E_ALL. This
    ; means it pretty much reports everything which is exactly what you want during
    ; development and early testing.
    ;
    ; Error Level Constants:
    ; E_ALL             - All errors and warnings (includes E_STRICT as of PHP 5.4.0)
    ; 所有错误和警告
    ; E_ERROR           - fatal run-time errors
    ; 致命的运行时错误
    ; E_RECOVERABLE_ERROR  - almost fatal run-time errors
    ; 接近致命的运行时错误,若未被捕获则视同E_ERROR
    ; E_WARNING         - run-time warnings (non-fatal errors)
    ; 运行时警告 非致命性错误
    ; E_PARSE           - compile-time parse errors
    ; 编译时解析错误
    ; E_NOTICE          - run-time notices (these are warnings which often result
    ;                     from a bug in your code, but it's possible that it was
    ;                     intentional (e.g., using an uninitialized variable and
    ;                     relying on the fact it's automatically initialized to an
    ;                     empty string)
    ; 运行时提醒(经常是bug,也可能是有意的)
    ; E_STRICT          - run-time notices, enable to have PHP suggest changes
    ;                     to your code which will ensure the best interoperability
    ;                     and forward compatibility of your code
    ; 编码标准化警告 建议如何修改以向前兼容
    ; E_CORE_ERROR      - fatal errors that occur during PHP's initial startup
    ; php启动时初始化过程中的致命错误
    ; E_CORE_WARNING    - warnings (non-fatal errors) that occur during PHP's
    ;                     initial startup
    ; php启动时初始化过程中的警告
    ; E_COMPILE_ERROR   - fatal compile-time errors
    ; 编译时的致命性错误
    ; E_COMPILE_WARNING - compile-time warnings (non-fatal errors)
    ; 编译时警告
    ; E_USER_ERROR      - user-generated error message
    ; 用户自定义的致命错误
    ; E_USER_WARNING    - user-generated warning message
    ; 用户自定义的警告
    ; E_USER_NOTICE     - user-generated notice message
    ; 用户自定义的提醒
    ; E_DEPRECATED      - warn about code that will not work in future versions
    ;                     of PHP
    ; E_USER_DEPRECATED - user-generated deprecation warnings
    ;
    ; Common Values:
    ;   E_ALL (Show all errors, warnings and notices including coding standards.)
    ;   E_ALL & ~E_NOTICE  (Show all errors, except for notices)
    ;   E_ALL & ~E_NOTICE & ~E_STRICT  (Show all errors, except for notices and coding standards warnings.)
    ;   E_COMPILE_ERROR|E_RECOVERABLE_ERROR|E_ERROR|E_CORE_ERROR  (Show only errors)
    ; Default Value: E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED
    ; Development Value: E_ALL
    ; Production Value: E_ALL & ~E_DEPRECATED & ~E_STRICT
    ; http://php.net/error-reporting
    error_reporting = E_ALL
    ; 错误报告级别
     
    ; This directive controls whether or not and where PHP will output errors,
    ; notices and warnings too. Error output is very useful during development, but
    ; it could be very dangerous in production environments. Depending on the code
    ; which is triggering the error, sensitive information could potentially leak
    ; out of your application such as database usernames and passwords or worse.
    ; It's recommended that errors be logged on production servers rather than
    ; having the errors sent to STDOUT.
    ; Possible Values:
    ;   Off = Do not display any errors
    ;   stderr = Display errors to STDERR (affects only CGI/CLI binaries!)
    ;   On or stdout = Display errors to STDOUT
    ; Default Value: On
    ; Development Value: On
    ; Production Value: Off
    ; http://php.net/display-errors
    display_errors = On
    ; 是否显示错误
     
    ; The display of errors which occur during PHP's startup sequence are handled
    ; separately from display_errors. PHP's default behavior is to suppress those
    ; errors from clients. Turning the display of startup errors on can be useful in
    ; debugging configuration problems. But, it's strongly recommended that you
    ; leave this setting off on production servers.
    ; Default Value: Off
    ; Development Value: On
    ; Production Value: Off
    ; http://php.net/display-startup-errors
    display_startup_errors = On
    ; 是否显示php启动时的错误。即使diaplay_errors指令被打开,关闭此参数也将不显示php启动时的错误。建议你关掉这个特性,除非你必须要用于调试中
     
    ; Besides displaying errors, PHP can also log errors to locations such as a
    ; server-specific log, STDERR, or a location specified by the error_log
    ; directive found below. While errors should not be displayed on productions
    ; servers they should still be monitored and logging is a great way to do that.
    ; Default Value: Off
    ; Development Value: On
    ; Production Value: On
    ; http://php.net/log-errors
    log_errors = On
    ; 是否开启错误日志
     
    ; Set maximum length of log_errors. In error_log information about the source is
    ; added. The default is 1024 and 0 allows to not apply any maximum length at all.
    ; http://php.net/log-errors-max-len
    log_errors_max_len = 1024
    ; 错误日志最大长度 一条错误信息的长度
     
    ; Do not log repeated messages. Repeated errors must occur in same file on same
    ; line unless ignore_repeated_source is set true.
    ; http://php.net/ignore-repeated-errors
    ignore_repeated_errors = Off
    ; 是否忽略同一行的重复的错误
     
    ; Ignore source of message when ignoring repeated messages. When this setting
    ; is On you will not log errors with repeated messages from different files or
    ; source lines.
    ; http://php.net/ignore-repeated-source
    ignore_repeated_source = Off
    ; 是否忽略所有的重复错误
     
    ; If this parameter is set to Off, then memory leaks will not be shown (on
    ; stdout or in the log). This has only effect in a debug compile, and if
    ; error reporting includes E_WARNING in the allowed list
    ; http://php.net/report-memleaks
    report_memleaks = On
    ; 是否报告内存泄露。这个参数只在以调试方式编译的php中起作用,并且必须在error_reporting指令中包含E_WARNING
     
    ; This setting is on by default.
    ;report_zend_debug = 0
     
    ; Store the last error/warning message in $php_errormsg (boolean). Setting this value
    ; to On can assist in debugging and is appropriate for development servers. It should
    ; however be disabled on production servers.
    ; Default Value: Off
    ; Development Value: On
    ; Production Value: Off
    ; http://php.net/track-errors
    track_errors = On
    ; 是否在变量$php_errormsg中保存最近一个错误或警告信息。
     
    ; Turn off normal error reporting and emit XML-RPC error XML
    ; http://php.net/xmlrpc-errors
    ;xmlrpc_errors = 0
     
    ; An XML-RPC faultCode
    ;xmlrpc_error_number = 0
     
    ; When PHP displays or logs an error, it has the capability of formatting the
    ; error message as HTML for easier reading. This directive controls whether
    ; the error message is formatted as HTML or not.
    ; Note: This directive is hardcoded to Off for the CLI SAPI
    ; Default Value: On
    ; Development Value: On
    ; Production value: On
    ; http://php.net/html-errors
    html_errors = On
    ; 是否在出错信息中使用HTML标记。注意:不要在发布的站点上使用这个特性!
     
    ; If html_errors is set to On *and* docref_root is not empty, then PHP
    ; produces clickable error messages that direct to a page describing the error
    ; or function causing the error in detail.
    ; You can download a copy of the PHP manual from http://php.net/docs
    ; and change docref_root to the base URL of your local copy including the
    ; leading '/'. You must also specify the file extension being used including
    ; the dot. PHP's default behavior is to leave these settings empty, in which
    ; case no links to documentation are generated.
    ; Note: Never use this feature for production boxes.
    ; http://php.net/docref-root
    ; Examples
    ;docref_root = "/phpmanual/"
    ; 如果打开了html_errors指令,php将会在出错信息上显示超链接,直接链接到一个说明这个错误或者导致这个错误的函数的页面。docref_root设置手册所在url目录。docref_ext指令来指定文件非扩展名
     
    ; http://php.net/docref-ext
    ;docref_ext = .html
     
    ; String to output before an error message. PHP's default behavior is to leave
    ; this setting blank.
    ; http://php.net/error-prepend-string
    ; Example:
    ;error_prepend_string = "<span style='color: #ff0000'>"
    ; 用于错误信息前输出的字符串
     
    ; String to output after an error message. PHP's default behavior is to leave
    ; this setting blank.
    ; http://php.net/error-append-string
    ; Example:
    ;error_append_string = "</span>"
    ; 用于错误信息后输出的字符串
     
    ; Log errors to specified file. PHP's default behavior is to leave this value
    ; empty.
    ; http://php.net/error-log
    ; Example:
    ;error_log = php_errors.log
    ; Log errors to syslog (Event Log on NT, not valid in Windows 95).
    ;error_log = syslog
    ; 将错误日志记录到那个文件夹中。该文件必须对web服务器用户可写。syslog表示记录到系统日志中,如果未设置值,默认记录到web服务器的错误日志中
     
    ;windows.show_crt_warning
    ; Default value: 0
    ; Development value: 0
    ; Production value: 0
     
    ;;;;;;;;;;;;;;;;;
    ; Data Handling ;
    ; 数据处理
    ;;;;;;;;;;;;;;;;;
     
    ; The separator used in PHP generated URLs to separate arguments.
    ; PHP's default setting is "&".
    ; http://php.net/arg-separator.output
    ; Example:
    ;arg_separator.output = "&amp;"
    ; url上用于分隔参数的分隔符
     
    ; List of separator(s) used by PHP to parse input URLs into variables.
    ; PHP's default setting is "&".
    ; NOTE: Every character in this directive is considered as separator!
    ; http://php.net/arg-separator.input
    ; Example:
    ;arg_separator.input = ";&"
    ; php解析url中的变量时使用的分隔符列表
     
    ; This directive determines which super global arrays are registered when PHP
    ; starts up. G,P,C,E & S are abbreviations for the following respective super
    ; globals: GET, POST, COOKIE, ENV and SERVER. There is a performance penalty
    ; paid for the registration of these arrays and because ENV is not as commonly
    ; used as the others, ENV is not recommended on productions servers. You
    ; can still get access to the environment variables through getenv() should you
    ; need to.
    ; Default Value: "EGPCS"
    ; Development Value: "GPCS"
    ; Production Value: "GPCS";
    ; http://php.net/variables-order
    variables_order = "GPCS"
    ; php注册environment get post cookie server 变量的顺序。分别用E G P C S表示,按从左到右,新值覆盖旧值。
     
    ; This directive determines which super global data (G,P,C,E & S) should
    ; be registered into the super global array REQUEST. If so, it also determines
    ; the order in which that data is registered. The values for this directive are
    ; specified in the same manner as the variables_order directive, EXCEPT one.
    ; Leaving this value empty will cause PHP to use the value set in the
    ; variables_order directive. It does not mean it will leave the super globals
    ; array REQUEST empty.
    ; Default Value: None
    ; Development Value: "GP"
    ; Production Value: "GP"
    ; http://php.net/request-order
    request_order = "GP"
    ; request顺序
     
    ; This directive determines whether PHP registers $argv & $argc each time it
    ; runs. $argv contains an array of all the arguments passed to PHP when a script
    ; is invoked. $argc contains an integer representing the number of arguments
    ; that were passed when the script was invoked. These arrays are extremely
    ; useful when running scripts from the command line. When this directive is
    ; enabled, registering these variables consumes CPU cycles and memory each time
    ; a script is executed. For performance reasons, this feature should be disabled
    ; on production servers.
    ; Note: This directive is hardcoded to On for the CLI SAPI
    ; Default Value: On
    ; Development Value: Off
    ; Production Value: Off
    ; http://php.net/register-argc-argv
    register_argc_argv = Off
    ; 是否声明$argv $argc全局变量 建议关闭
     
    ; When enabled, the ENV, REQUEST and SERVER variables are created when they're
    ; first used (Just In Time) instead of when the script starts. If these
    ; variables are not used within a script, having this directive on will result
    ; in a performance gain. The PHP directive register_argc_argv must be disabled
    ; for this directive to have any affect.
    ; http://php.net/auto-globals-jit
    auto_globals_jit = On
    ; 是否仅在使用$_SERVER $_ENV变量时才创建
     
    ; Whether PHP will read the POST data.
    ; This option is enabled by default.
    ; Most likely, you won't want to disable this option globally. It causes $_POST
    ; and $_FILES to always be empty; the only way you will be able to read the
    ; POST data will be through the php://input stream wrapper. This can be useful
    ; to proxy requests or to process the POST data in a memory efficient fashion.
    ; http://php.net/enable-post-data-reading
    ;enable_post_data_reading = Off
     
    ; Maximum size of POST data that PHP will accept.
    ; Its value may be 0 to disable the limit. It is ignored if POST data reading
    ; is disabled through enable_post_data_reading.
    ; http://php.net/post-max-size
    post_max_size = 8M
    ; 最大post数据的字节长度,影响文件上传的大小,超出限制则$_POST $_FILES为空 必须大于upload_max_filesize 小于memory_limit
     
    ; Automatically add files before PHP document.
    ; http://php.net/auto-prepend-file
    auto_prepend_file =
     
    ; Automatically add files after PHP document.
    ; http://php.net/auto-append-file
    auto_append_file =
    ; 指定在主文件之前之后自动解析的文件名。为空表示禁用该特性。该文件就像调用了include()函数被包含进来一样,因此会使用include_path指令的值。注意:如果脚本通过exit终止,那么自动后缀就不会发生
     
    ; By default, PHP will output a character encoding using
    ; the Content-type: header.  To disable sending of the charset, simply
    ; set it to be empty.
    ;
    ; PHP's built-in default is text/html
    ; http://php.net/default-mimetype
    default_mimetype = "text/html"
    ; 自动输出http头
     
    ; PHP's default character set is set to empty.
    ; http://php.net/default-charset
    ;default_charset = "UTF-8"
    ; 自动设为编码 http头
     
    ; Always populate the $HTTP_RAW_POST_DATA variable. PHP's default behavior is
    ; to disable this feature. If post reading is disabled through
    ; enable_post_data_reading, $HTTP_RAW_POST_DATA is *NOT* populated.
    ; http://php.net/always-populate-raw-post-data
    ;always_populate_raw_post_data = On
     
    ;;;;;;;;;;;;;;;;;;;;;;;;;
    ; Paths and Directories ;
    ;;;;;;;;;;;;;;;;;;;;;;;;;
     
    ; UNIX: "/path1:/path2"
    ;include_path = ".:/php/includes"
    ;
    ; Windows: "\path1;\path2"
    ;include_path = ".;c:\php\includes"
    ; 用于require include fopen_with_path函数寻找文件,可以相对,可以绝对路径
    ; PHP's default setting for include_path is ".;/path/to/php/pear"
    ; http://php.net/include-path
     
    ; The root of the PHP pages, used only if nonempty.
    ; if PHP was not compiled with FORCE_REDIRECT, you SHOULD set doc_root
    ; if you are running php as a CGI under any web server (other than IIS)
    ; see documentation for security issues.  The alternate is to use the
    ; cgi.force_redirect configuration below
    ; http://php.net/doc-root
    doc_root =
    ; php根目录,仅非空时有效。如果safe_mode为on,则此目录外的文件一概被拒绝
     
    ; The directory under which PHP opens the script using /~username used only
    ; if nonempty.
    ; http://php.net/user-dir
    user_dir =
    ; 在用户目录下使用php文件的基本目录名
     
    ; Directory in which the loadable extensions (modules) reside.
    ; http://php.net/extension-dir
    ; extension_dir = "./"
    ; On windows:
    extension_dir = "D:/lostPHP/php-5.4.11/ext"
    ; 扩展模块目录
     
    ; Whether or not to enable the dl() function.  The dl() function does NOT work
    ; properly in multithreaded servers, such as IIS or Zeus, and is automatically
    ; disabled on them.
    ; http://php.net/enable-dl
    enable_dl = Off
    ; 是否启用dl函数,该函数仅在apache下有效。禁用dl函数主要出于安全考虑,因为它可以绕过open_basedir指令的限制。在安全模式下始终禁用dl函数,而不管此处如何设置。
     
    ; cgi.force_redirect is necessary to provide security running PHP as a CGI under
    ; most web servers.  Left undefined, PHP turns this on by default.  You can
    ; turn it off here AT YOUR OWN RISK
    ; **You CAN safely turn this off for IIS, in fact, you MUST.**
    ; http://php.net/cgi.force-redirect
    ;cgi.force_redirect = 1
    ; 是否打开cgi强制重定向
     
    ; if cgi.nph is enabled it will force cgi to always sent Status: 200 with
    ; every request. PHP's default behavior is to disable this feature.
    ;cgi.nph = 1
     
    ; if cgi.force_redirect is turned on, and you are not running under Apache or Netscape
    ; (iPlanet) web servers, you MAY need to set an environment variable name that PHP
    ; will look for to know it is OK to continue execution.  Setting this variable MAY
    ; cause security issues, KNOW WHAT YOU ARE DOING FIRST.
    ; http://php.net/cgi.redirect-status-env
    ;cgi.redirect_status_env = 
     
    ; cgi.fix_pathinfo provides *real* PATH_INFO/PATH_TRANSLATED support for CGI.  PHP's
    ; previous behaviour was to set PATH_TRANSLATED to SCRIPT_FILENAME, and to not grok
    ; what PATH_INFO is.  For more information on PATH_INFO, see the cgi specs.  Setting
    ; this to 1 will cause PHP CGI to fix its paths to conform to the spec.  A setting
    ; of zero causes PHP to behave as before.  Default is 1.  You should fix your scripts
    ; to use SCRIPT_FILENAME rather than PATH_TRANSLATED.
    ; http://php.net/cgi.fix-pathinfo
    ;cgi.fix_pathinfo=1
     
    ; FastCGI under IIS (on WINNT based OS) supports the ability to impersonate
    ; security tokens of the calling client.  This allows IIS to define the
    ; security context that the request runs under.  mod_fastcgi under Apache
    ; does not currently support this feature (03/17/2002)
    ; Set to 1 if running under IIS.  Default is zero.
    ; http://php.net/fastcgi.impersonate
    ;fastcgi.impersonate = 1
     
    ; Disable logging through FastCGI connection. PHP's default behavior is to enable
    ; this feature.
    ;fastcgi.logging = 0
     
    ; cgi.rfc2616_headers configuration option tells PHP what type of headers to
    ; use when sending HTTP response code. If it's set 0 PHP sends Status: header that
    ; is supported by Apache. When this option is set to 1 PHP will send
    ; RFC2616 compliant header.
    ; Default is zero.
    ; http://php.net/cgi.rfc2616-headers
    ;cgi.rfc2616_headers = 0
     
    ;;;;;;;;;;;;;;;;
    ; File Uploads ;
    ;;;;;;;;;;;;;;;;
     
    ; Whether to allow HTTP file uploads.
    ; http://php.net/file-uploads
    file_uploads = On
    ; 是否文件上传
     
    ; Temporary directory for HTTP uploaded files (will use system default if not
    ; specified).
    ; http://php.net/upload-tmp-dir
    ;upload_tmp_dir =
    ; 文件上传临时路径,必须可写,未指定则是系统默认临时目录
     
    ; Maximum allowed size for uploaded files.
    ; http://php.net/upload-max-filesize
    upload_max_filesize = 2M
    ; 上传文件限制最大尺寸
     
    ; Maximum number of files that can be uploaded via a single request
    max_file_uploads = 20
    ; 一次最多上传总数
     
    ;;;;;;;;;;;;;;;;;;
    ; Fopen wrappers ;
    ; 文件打开封装器
    ;;;;;;;;;;;;;;;;;;
     
    ; Whether to allow the treatment of URLs (like http:// or ftp://) as files.
    ; http://php.net/allow-url-fopen
    allow_url_fopen = On
    ; 是否允许打开远程文件
     
    ; Whether to allow include/require to open URLs (like http:// or ftp://) as files.
    ; http://php.net/allow-url-include
    allow_url_include = Off
    ; 是否允许包含远程文件
     
    ; Define the anonymous ftp password (your email address). PHP's default setting
    ; for this is empty.
    ; http://php.net/from
    ;from="john@doe.com"
    ; 定义匿名FTP密码(你的电子邮件地址),php默认设置为空
     
    ; Define the User-Agent string. PHP's default setting for this is empty.
    ; http://php.net/user-agent
    ;user_agent="PHP"
    ; 定义用户代理字符串,php默认设置为空
     
    ; Default timeout for socket based streams (seconds)
    ; http://php.net/default-socket-timeout
    default_socket_timeout = 60
    ; socket基础流默认超时时间
     
    ; If your scripts have to deal with files from Macintosh systems,
    ; or you are running on a Mac and need to deal with files from
    ; unix or win32 systems, setting this flag will cause PHP to
    ; automatically detect the EOL character in those files so that
    ; fgets() and file() will work regardless of the source of the file.
    ; http://php.net/auto-detect-line-endings
    ;auto_detect_line_endings = Off
    ; 在苹果系统运行,开启后会自动在文件中检查 行结束符end of file,以便fgets file 可以不管文件来源执行
     
    ;;;;;;;;;;;;;;;;;;;;;;
    ; Dynamic Extensions ;
    ;;;;;;;;;;;;;;;;;;;;;;
     
    ; If you wish to have an extension loaded automatically, use the following
    ; syntax:
    ;
    ;   extension=modulename.extension
    ;
    ; For example, on Windows:
    ;
    ;   extension=msql.dll
    ;
    ; ... or under UNIX:
    ;
    ;   extension=msql.so
    ;
    ; ... or with a path:
    ;
    ;   extension=/path/to/extension/msql.so
    ;
    ; If you only provide the name of the extension, PHP will look for it in its
    ; default extension directory.
    ;
    ; Windows Extensions
    ; Note that ODBC support is built in, so no dll is needed for it.
    ; Note that many DLL files are located in the extensions/ (PHP 4) ext/ (PHP 5)
    ; extension folders as well as the separate PECL DLL download (PHP 5).
    ; Be sure to appropriately set the extension_dir directive.
    ;
    ;extension=php_bz2.dll
    extension=php_curl.dll
    ;extension=php_fileinfo.dll
    extension=php_gd2.dll
    ;extension=php_gettext.dll
    ;extension=php_gmp.dll
    ;extension=php_intl.dll
    ;extension=php_imap.dll
    ;extension=php_interbase.dll
    ;extension=php_ldap.dll
    extension=php_mbstring.dll
    ;extension=php_exif.dll      ; Must be after mbstring as it depends on it
    extension=php_mysql.dll
    extension=php_mysqli.dll
    ;extension=php_oci8.dll      ; Use with Oracle 10gR2 Instant Client
    ;extension=php_oci8_11g.dll  ; Use with Oracle 11gR2 Instant Client
    ;extension=php_openssl.dll
    ;extension=php_pdo_firebird.dll
    extension=php_pdo_mysql.dll
    ;extension=php_pdo_oci.dll
    ;extension=php_pdo_odbc.dll
    ;extension=php_pdo_pgsql.dll
    ;extension=php_pdo_sqlite.dll
    ;extension=php_pgsql.dll
    ;extension=php_pspell.dll
    ;extension=php_shmop.dll
     
    ; The MIBS data available in the PHP distribution must be installed. 
    ; See http://www.php.net/manual/en/snmp.installation.php 
    ;extension=php_snmp.dll
     
    ;extension=php_soap.dll
    extension=php_sockets.dll
    ;extension=php_sqlite3.dll
    ;extension=php_sybase_ct.dll
    ;extension=php_tidy.dll
    ;extension=php_xmlrpc.dll
    ;extension=php_xsl.dll
    ;extension=php_zip.dll
     
    ;;;;;;;;;;;;;;;;;;;
    ; Module Settings ;
    ; 模块设置
    ;;;;;;;;;;;;;;;;;;;
     
    [CLI Server]
    ; Whether the CLI web server uses ANSI color coding in its terminal output.
    cli_server.color = On
    ; 是否使用CLI web服务器ANSI颜色编码在其终端输出
     
    [Date]
    ; Defines the default timezone used by the date functions
    ; http://php.net/date.timezone
    date.timezone = Asia/Shanghai
    ; date函数的默认时区设置 默认为UTC
     
    ; http://php.net/date.default-latitude
    ;date.default_latitude = 31.7667
    ; 默认维度
     
    ; http://php.net/date.default-longitude
    ;date.default_longitude = 35.2333
    ; 默认经度
     
    ; http://php.net/date.sunrise-zenith
    ;date.sunrise_zenith = 90.583333
    ; 默认日出天顶
     
    ; http://php.net/date.sunset-zenith
    ;date.sunset_zenith = 90.583333
    ; 默认日落天顶
     
    [filter]
    ; http://php.net/filter.default
    ;filter.default = unsafe_raw
     
    ; http://php.net/filter.default-flags
    ;filter.default_flags =
     
    [iconv]
    ;iconv.input_encoding = ISO-8859-1
    ;iconv.internal_encoding = ISO-8859-1
    ;iconv.output_encoding = ISO-8859-1
     
    [intl]
    ;intl.default_locale =
    ; This directive allows you to produce PHP errors when some error
    ; happens within intl functions. The value is the level of the error produced.
    ; Default is 0, which does not produce any errors.
    ;intl.error_level = E_WARNING
     
    [sqlite]
    ; http://php.net/sqlite.assoc-case
    ;sqlite.assoc_case = 0
     
    [sqlite3]
    ;sqlite3.extension_dir =
     
    [Pcre]
    ;PCRE library backtracking limit.
    ; http://php.net/pcre.backtrack-limit
    ;pcre.backtrack_limit=100000
     
    ;PCRE library recursion limit.
    ;Please note that if you set this value to a high number you may consume all
    ;the available process stack and eventually crash PHP (due to reaching the
    ;stack size limit imposed by the Operating System).
    ; http://php.net/pcre.recursion-limit
    ;pcre.recursion_limit=100000
     
    [Pdo]
    ; Whether to pool ODBC connections. Can be one of "strict", "relaxed" or "off"
    ; http://php.net/pdo-odbc.connection-pooling
    ;pdo_odbc.connection_pooling=strict
     
    ;pdo_odbc.db2_instance_name
     
    [Pdo_mysql]
    ; If mysqlnd is used: Number of cache slots for the internal result set cache
    ; http://php.net/pdo_mysql.cache_size
    pdo_mysql.cache_size = 2000
     
    ; Default socket name for local MySQL connects.  If empty, uses the built-in
    ; MySQL defaults.
    ; http://php.net/pdo_mysql.default-socket
    pdo_mysql.default_socket=
     
    [Phar]
    ; http://php.net/phar.readonly
    ;phar.readonly = On
     
    ; http://php.net/phar.require-hash
    ;phar.require_hash = On
     
    ;phar.cache_list =
     
    [mail function]
    ; 电子邮件函数
    ; For Win32 only.
    ; http://php.net/smtp
    SMTP = localhost
    ; mail函数中用来发送邮件的smtp服务器主机名称或者ip地址,仅用于win32
    ; http://php.net/smtp-port
    smtp_port = 25
    ; smtp服务器端口号,仅用于win32
     
    ; For Win32 only.
    ; http://php.net/sendmail-from
    ;sendmail_from = me@example.com
    ; 发送邮件时使用from头中的邮件地址,仅用于win32
     
    ; For Unix only.  You may supply arguments as well (default: "sendmail -t -i").
    ; http://php.net/sendmail-path
    ;sendmail_path =
    ; 仅用于UNIX,可以支持参数
     
    ; Force the addition of the specified parameters to be passed as extra parameters
    ; to the sendmail binary. These parameters will always replace the value of
    ; the 5th parameter to mail(), even in safe mode.
    ;mail.force_extra_parameters =
    ; 作为额外的参数传递给sendmail库的强制指定的参数附加值,替换mail函数的第五个参数
     
    ; Add X-PHP-Originating-Script: that will include uid of the script followed by the filename
    mail.add_x_header = On
     
    ; The path to a log file that will log all mail() calls. Log entries include
    ; the full path of the script, line number, To address and headers.
    ;mail.log =
    ; Log mail to syslog (Event Log on NT, not valid in Windows 95).
    ;mail.log = syslog
     
    [SQL]
    ; http://php.net/sql.safe-mode
    sql.safe_mode = Off
    ; 是否使用SQL安全模式,如果打开,制定默认值的数据库连接函数将会使用这些默认值代替支持的参数,对于每个不同数据库的连接函数,其默认值请参考相应的手册页面
     
    [ODBC]
    ; http://php.net/odbc.default-db
    ;odbc.default_db    =  Not yet implemented
     
    ; http://php.net/odbc.default-user
    ;odbc.default_user  =  Not yet implemented
     
    ; http://php.net/odbc.default-pw
    ;odbc.default_pw    =  Not yet implemented
     
    ; Controls the ODBC cursor model.
    ; Default: SQL_CURSOR_STATIC (default).
    ;odbc.default_cursortype
     
    ; Allow or prevent persistent links.
    ; http://php.net/odbc.allow-persistent
    odbc.allow_persistent = On
     
    ; Check that a connection is still valid before reuse.
    ; http://php.net/odbc.check-persistent
    odbc.check_persistent = On
     
    ; Maximum number of persistent links.  -1 means no limit.
    ; http://php.net/odbc.max-persistent
    odbc.max_persistent = -1
     
    ; Maximum number of links (persistent + non-persistent).  -1 means no limit.
    ; http://php.net/odbc.max-links
    odbc.max_links = -1
     
    ; Handling of LONG fields.  Returns number of bytes to variables.  0 means
    ; passthru.
    ; http://php.net/odbc.defaultlrl
    odbc.defaultlrl = 4096
     
    ; Handling of binary data.  0 means passthru, 1 return as is, 2 convert to char.
    ; See the documentation on odbc_binmode and odbc_longreadlen for an explanation
    ; of odbc.defaultlrl and odbc.defaultbinmode
    ; http://php.net/odbc.defaultbinmode
    odbc.defaultbinmode = 1
     
    ;birdstep.max_links = -1
     
    [Interbase]
    ; Allow or prevent persistent links.
    ibase.allow_persistent = 1
     
    ; Maximum number of persistent links.  -1 means no limit.
    ibase.max_persistent = -1
     
    ; Maximum number of links (persistent + non-persistent).  -1 means no limit.
    ibase.max_links = -1
     
    ; Default database name for ibase_connect().
    ;ibase.default_db =
     
    ; Default username for ibase_connect().
    ;ibase.default_user =
     
    ; Default password for ibase_connect().
    ;ibase.default_password =
     
    ; Default charset for ibase_connect().
    ;ibase.default_charset =
     
    ; Default timestamp format.
    ibase.timestampformat = "%Y-%m-%d %H:%M:%S"
     
    ; Default date format.
    ibase.dateformat = "%Y-%m-%d"
     
    ; Default time format.
    ibase.timeformat = "%H:%M:%S"
     
    [MySQL]
    ; Allow accessing, from PHP's perspective, local files with LOAD DATA statements
    ; http://php.net/mysql.allow_local_infile
    mysql.allow_local_infile = On
     
    ; Allow or prevent persistent links.
    ; http://php.net/mysql.allow-persistent
    mysql.allow_persistent = On
     
    ; If mysqlnd is used: Number of cache slots for the internal result set cache
    ; http://php.net/mysql.cache_size
    mysql.cache_size = 2000
     
    ; Maximum number of persistent links.  -1 means no limit.
    ; http://php.net/mysql.max-persistent
    mysql.max_persistent = -1
     
    ; Maximum number of links (persistent + non-persistent).  -1 means no limit.
    ; http://php.net/mysql.max-links
    mysql.max_links = -1
     
    ; Default port number for mysql_connect().  If unset, mysql_connect() will use
    ; the $MYSQL_TCP_PORT or the mysql-tcp entry in /etc/services or the
    ; compile-time value defined MYSQL_PORT (in that order).  Win32 will only look
    ; at MYSQL_PORT.
    ; http://php.net/mysql.default-port
    mysql.default_port =
     
    ; Default socket name for local MySQL connects.  If empty, uses the built-in
    ; MySQL defaults.
    ; http://php.net/mysql.default-socket
    mysql.default_socket =
     
    ; Default host for mysql_connect() (doesn't apply in safe mode).
    ; http://php.net/mysql.default-host
    mysql.default_host =
     
    ; Default user for mysql_connect() (doesn't apply in safe mode).
    ; http://php.net/mysql.default-user
    mysql.default_user =
     
    ; Default password for mysql_connect() (doesn't apply in safe mode).
    ; Note that this is generally a *bad* idea to store passwords in this file.
    ; *Any* user with PHP access can run 'echo get_cfg_var("mysql.default_password")
    ; and reveal this password!  And of course, any users with read access to this
    ; file will be able to reveal the password as well.
    ; http://php.net/mysql.default-password
    mysql.default_password =
     
    ; Maximum time (in seconds) for connect timeout. -1 means no limit
    ; http://php.net/mysql.connect-timeout
    mysql.connect_timeout = 60
     
    ; Trace mode. When trace_mode is active (=On), warnings for table/index scans and
    ; SQL-Errors will be displayed.
    ; http://php.net/mysql.trace-mode
    mysql.trace_mode = Off
     
    [MySQLi]
     
    ; Maximum number of persistent links.  -1 means no limit.
    ; http://php.net/mysqli.max-persistent
    mysqli.max_persistent = -1
     
    ; Allow accessing, from PHP's perspective, local files with LOAD DATA statements
    ; http://php.net/mysqli.allow_local_infile
    ;mysqli.allow_local_infile = On
     
    ; Allow or prevent persistent links.
    ; http://php.net/mysqli.allow-persistent
    mysqli.allow_persistent = On
     
    ; Maximum number of links.  -1 means no limit.
    ; http://php.net/mysqli.max-links
    mysqli.max_links = -1
     
    ; If mysqlnd is used: Number of cache slots for the internal result set cache
    ; http://php.net/mysqli.cache_size
    mysqli.cache_size = 2000
     
    ; Default port number for mysqli_connect().  If unset, mysqli_connect() will use
    ; the $MYSQL_TCP_PORT or the mysql-tcp entry in /etc/services or the
    ; compile-time value defined MYSQL_PORT (in that order).  Win32 will only look
    ; at MYSQL_PORT.
    ; http://php.net/mysqli.default-port
    mysqli.default_port = 3306
     
    ; Default socket name for local MySQL connects.  If empty, uses the built-in
    ; MySQL defaults.
    ; http://php.net/mysqli.default-socket
    mysqli.default_socket =
     
    ; Default host for mysql_connect() (doesn't apply in safe mode).
    ; http://php.net/mysqli.default-host
    mysqli.default_host =
     
    ; Default user for mysql_connect() (doesn't apply in safe mode).
    ; http://php.net/mysqli.default-user
    mysqli.default_user =
     
    ; Default password for mysqli_connect() (doesn't apply in safe mode).
    ; Note that this is generally a *bad* idea to store passwords in this file.
    ; *Any* user with PHP access can run 'echo get_cfg_var("mysqli.default_pw")
    ; and reveal this password!  And of course, any users with read access to this
    ; file will be able to reveal the password as well.
    ; http://php.net/mysqli.default-pw
    mysqli.default_pw =
     
    ; Allow or prevent reconnect
    mysqli.reconnect = Off
     
    [mysqlnd]
    ; Enable / Disable collection of general statistics by mysqlnd which can be
    ; used to tune and monitor MySQL operations.
    ; http://php.net/mysqlnd.collect_statistics
    mysqlnd.collect_statistics = On
     
    ; Enable / Disable collection of memory usage statistics by mysqlnd which can be
    ; used to tune and monitor MySQL operations.
    ; http://php.net/mysqlnd.collect_memory_statistics
    mysqlnd.collect_memory_statistics = On
     
    ; Size of a pre-allocated buffer used when sending commands to MySQL in bytes.
    ; http://php.net/mysqlnd.net_cmd_buffer_size
    ;mysqlnd.net_cmd_buffer_size = 2048
     
    ; Size of a pre-allocated buffer used for reading data sent by the server in
    ; bytes.
    ; http://php.net/mysqlnd.net_read_buffer_size
    ;mysqlnd.net_read_buffer_size = 32768
     
    [OCI8]
     
    ; Connection: Enables privileged connections using external
    ; credentials (OCI_SYSOPER, OCI_SYSDBA)
    ; http://php.net/oci8.privileged-connect
    ;oci8.privileged_connect = Off
     
    ; Connection: The maximum number of persistent OCI8 connections per
    ; process. Using -1 means no limit.
    ; http://php.net/oci8.max-persistent
    ;oci8.max_persistent = -1
     
    ; Connection: The maximum number of seconds a process is allowed to
    ; maintain an idle persistent connection. Using -1 means idle
    ; persistent connections will be maintained forever.
    ; http://php.net/oci8.persistent-timeout
    ;oci8.persistent_timeout = -1
     
    ; Connection: The number of seconds that must pass before issuing a
    ; ping during oci_pconnect() to check the connection validity. When
    ; set to 0, each oci_pconnect() will cause a ping. Using -1 disables
    ; pings completely.
    ; http://php.net/oci8.ping-interval
    ;oci8.ping_interval = 60
     
    ; Connection: Set this to a user chosen connection class to be used
    ; for all pooled server requests with Oracle 11g Database Resident
    ; Connection Pooling (DRCP).  To use DRCP, this value should be set to
    ; the same string for all web servers running the same application,
    ; the database pool must be configured, and the connection string must
    ; specify to use a pooled server.
    ;oci8.connection_class =
     
    ; High Availability: Using On lets PHP receive Fast Application
    ; Notification (FAN) events generated when a database node fails. The
    ; database must also be configured to post FAN events.
    ;oci8.events = Off
     
    ; Tuning: This option enables statement caching, and specifies how
    ; many statements to cache. Using 0 disables statement caching.
    ; http://php.net/oci8.statement-cache-size
    ;oci8.statement_cache_size = 20
     
    ; Tuning: Enables statement prefetching and sets the default number of
    ; rows that will be fetched automatically after statement execution.
    ; http://php.net/oci8.default-prefetch
    ;oci8.default_prefetch = 100
     
    ; Compatibility. Using On means oci_close() will not close
    ; oci_connect() and oci_new_connect() connections.
    ; http://php.net/oci8.old-oci-close-semantics
    ;oci8.old_oci_close_semantics = Off
     
    [PostgreSQL]
    ; Allow or prevent persistent links.
    ; http://php.net/pgsql.allow-persistent
    pgsql.allow_persistent = On
     
    ; Detect broken persistent links always with pg_pconnect().
    ; Auto reset feature requires a little overheads.
    ; http://php.net/pgsql.auto-reset-persistent
    pgsql.auto_reset_persistent = Off
     
    ; Maximum number of persistent links.  -1 means no limit.
    ; http://php.net/pgsql.max-persistent
    pgsql.max_persistent = -1
     
    ; Maximum number of links (persistent+non persistent).  -1 means no limit.
    ; http://php.net/pgsql.max-links
    pgsql.max_links = -1
     
    ; Ignore PostgreSQL backends Notice message or not.
    ; Notice message logging require a little overheads.
    ; http://php.net/pgsql.ignore-notice
    pgsql.ignore_notice = 0
     
    ; Log PostgreSQL backends Notice message or not.
    ; Unless pgsql.ignore_notice=0, module cannot log notice message.
    ; http://php.net/pgsql.log-notice
    pgsql.log_notice = 0
     
    [Sybase-CT]
    ; Allow or prevent persistent links.
    ; http://php.net/sybct.allow-persistent
    sybct.allow_persistent = On
     
    ; Maximum number of persistent links.  -1 means no limit.
    ; http://php.net/sybct.max-persistent
    sybct.max_persistent = -1
     
    ; Maximum number of links (persistent + non-persistent).  -1 means no limit.
    ; http://php.net/sybct.max-links
    sybct.max_links = -1
     
    ; Minimum server message severity to display.
    ; http://php.net/sybct.min-server-severity
    sybct.min_server_severity = 10
     
    ; Minimum client message severity to display.
    ; http://php.net/sybct.min-client-severity
    sybct.min_client_severity = 10
     
    ; Set per-context timeout
    ; http://php.net/sybct.timeout
    ;sybct.timeout=
     
    ;sybct.packet_size
     
    ; The maximum time in seconds to wait for a connection attempt to succeed before returning failure.
    ; Default: one minute
    ;sybct.login_timeout=
     
    ; The name of the host you claim to be connecting from, for display by sp_who.
    ; Default: none
    ;sybct.hostname=
     
    ; Allows you to define how often deadlocks are to be retried. -1 means "forever".
    ; Default: 0
    ;sybct.deadlock_retry_count=
     
    [bcmath]
    ; Number of decimal digits for all bcmath functions.
    ; http://php.net/bcmath.scale
    bcmath.scale = 0
     
    [browscap]
    ; http://php.net/browscap
    ;browscap = extra/browscap.ini
     
    [Session]
    ; Handler used to store/retrieve data.
    ; http://php.net/session.save-handler
    session.save_handler = files
    ; 存储模式
     
    ; Argument passed to save_handler.  In the case of files, this is the path
    ; where data files are stored. Note: Windows users have to change this
    ; variable in order to use PHP's session functions.
    ;
    ; The path can be defined as:
    ;
    ;     session.save_path = "N;/path"
    ;
    ; where N is an integer.  Instead of storing all the session files in
    ; /path, what this will do is use subdirectories N-levels deep, and
    ; store the session data in those directories.  This is useful if you
    ; or your OS have problems with lots of files in one directory, and is
    ; a more efficient layout for servers that handle lots of sessions.
    ;
    ; NOTE 1: PHP will not create this directory structure automatically.
    ;         You can use the script in the ext/session dir for that purpose.
    ; NOTE 2: See the section on garbage collection below if you choose to
    ;         use subdirectories for session storage
    ;
    ; The file storage module creates files using mode 600 by default.
    ; You can change that by using
    ;
    ;     session.save_path = "N;MODE;/path"
    ;
    ; where MODE is the octal representation of the mode. Note that this
    ; does not overwrite the process's umask.
    ; http://php.net/session.save-path
    session.save_path = "D:/lostPHP/temp/session54"
    ; files方式的存储路径
     
    ; Whether to use cookies.
    ; http://php.net/session.use-cookies
    session.use_cookies = 1
     
    ; http://php.net/session.cookie-secure
    ;session.cookie_secure =
     
    ; This option forces PHP to fetch and use a cookie for storing and maintaining
    ; the session id. We encourage this operation as it's very helpful in combating
    ; session hijacking when not specifying and managing your own session id. It is
    ; not the end all be all of session hijacking defense, but it's a good start.
    ; http://php.net/session.use-only-cookies
    session.use_only_cookies = 1
     
    ; Name of the session (used as cookie name).
    ; http://php.net/session.name
    session.name = PHPSESSID
    ; 用在cookie里的会话ID标识名,只能包含字母和数字
     
    ; Initialize session on request startup.
    ; http://php.net/session.auto-start
    session.auto_start = 0
    ; 是否自动启用session
     
    ; Lifetime in seconds of cookie or, if 0, until browser is restarted.
    ; http://php.net/session.cookie-lifetime
    session.cookie_lifetime = 0
    ; 传递会话ID的cookie有效期,0表示在浏览器打开期间有效
     
    ; The path for which the cookie is valid.
    ; http://php.net/session.cookie-path
    session.cookie_path = /
    ; 传递会话ID的cookie作用路径
     
    ; The domain for which the cookie is valid.
    ; http://php.net/session.cookie-domain
    session.cookie_domain =
    ; 传递会话ID的cookie作用域
     
    ; Whether or not to add the httpOnly flag to the cookie, which makes it inaccessible to browser scripting languages such as JavaScript.
    ; http://php.net/session.cookie-httponly
    session.cookie_httponly =
     
    ; Handler used to serialize data.  php is the standard serializer of PHP.
    ; http://php.net/session.serialize-handler
    session.serialize_handler = php
     
    ; Defines the probability that the 'garbage collection' process is started
    ; on every session initialization. The probability is calculated by using
    ; gc_probability/gc_divisor. Where session.gc_probability is the numerator
    ; and gc_divisor is the denominator in the equation. Setting this value to 1
    ; when the session.gc_divisor value is 100 will give you approximately a 1% chance
    ; the gc will run on any give request.
    ; Default Value: 1
    ; Development Value: 1
    ; Production Value: 1
    ; http://php.net/session.gc-probability
    session.gc_probability = 1
     
    ; Defines the probability that the 'garbage collection' process is started on every
    ; session initialization. The probability is calculated by using the following equation:
    ; gc_probability/gc_divisor. Where session.gc_probability is the numerator and
    ; session.gc_divisor is the denominator in the equation. Setting this value to 1
    ; when the session.gc_divisor value is 100 will give you approximately a 1% chance
    ; the gc will run on any give request. Increasing this value to 1000 will give you
    ; a 0.1% chance the gc will run on any give request. For high volume production servers,
    ; this is a more efficient approach.
    ; Default Value: 100
    ; Development Value: 1000
    ; Production Value: 1000
    ; http://php.net/session.gc-divisor
    session.gc_divisor = 1000
    ; 定义每次初始化会话时,垃圾回收程序的概率,为session.gc_probability/session.gc_divisor
     
    ; After this number of seconds, stored data will be seen as 'garbage' and
    ; cleaned up by the garbage collection process.
    ; http://php.net/session.gc-maxlifetime
    session.gc_maxlifetime = 1440
    ; 超出时间后,保存的数据将被回收清理
     
    ; NOTE: If you are using the subdirectory option for storing session files
    ;       (see session.save_path above), then garbage collection does *not*
    ;       happen automatically.  You will need to do your own garbage
    ;       collection through a shell script, cron entry, or some other method.
    ;       For example, the following script would is the equivalent of
    ;       setting session.gc_maxlifetime to 1440 (1440 seconds = 24 minutes):
    ;          find /path/to/sessions -cmin +24 | xargs rm
     
    ; PHP 4.2 and less have an undocumented feature/bug that allows you to
    ; to initialize a session variable in the global scope.
    ; PHP 4.3 and later will warn you, if this feature is used.
    ; You can disable the feature and the warning separately. At this time,
    ; the warning is only displayed, if bug_compat_42 is enabled. This feature
    ; introduces some serious security problems if not handled correctly. It's
    ; recommended that you do not use this feature on production servers. But you
    ; should enable this on development servers and enable the warning as well. If you
    ; do not enable the feature on development servers, you won't be warned when it's
    ; used and debugging errors caused by this can be difficult to track down.
    ; Default Value: On
    ; Development Value: On
    ; Production Value: Off
    ; http://php.net/session.bug-compat-42
    session.bug_compat_42 = On
     
    ; This setting controls whether or not you are warned by PHP when initializing a
    ; session value into the global space. session.bug_compat_42 must be enabled before
    ; these warnings can be issued by PHP. See the directive above for more information.
    ; Default Value: On
    ; Development Value: On
    ; Production Value: Off
    ; http://php.net/session.bug-compat-warn
    session.bug_compat_warn = On
     
    ; Check HTTP Referer to invalidate externally stored URLs containing ids.
    ; HTTP_REFERER has to contain this substring for the session to be
    ; considered as valid.
    ; http://php.net/session.referer-check
    session.referer_check =
     
    ; How many bytes to read from the file.
    ; http://php.net/session.entropy-length
    ;session.entropy_length = 32
     
    ; Specified here to create the session id.
    ; http://php.net/session.entropy-file
    ; Defaults to /dev/urandom
    ; On systems that don't have /dev/urandom but do have /dev/arandom, this will default to /dev/arandom
    ; If neither are found at compile time, the default is no entropy file.
    ; On windows, setting the entropy_length setting will activate the
    ; Windows random source (using the CryptoAPI)
    ;session.entropy_file = /dev/urandom
     
    ; Set to {nocache,private,public,} to determine HTTP caching aspects
    ; or leave this empty to avoid sending anti-caching headers.
    ; http://php.net/session.cache-limiter
    session.cache_limiter = nocache
    ; 设为nocache private public 设定会话页面缓存控制模式
     
    ; Document expires after n minutes.
    ; http://php.net/session.cache-expire
    session.cache_expire = 180
    ; 缓存有效期限
     
    ; trans sid support is disabled by default.
    ; Use of trans sid may risk your users security.
    ; Use this option with caution.
    ; - User may send URL contains active session ID
    ;   to other person via. email/irc/etc.
    ; - URL that contains active session ID may be stored
    ;   in publicly accessible computer.
    ; - User may access your site with the same session ID
    ;   always using URL stored in browser's history or bookmarks.
    ; http://php.net/session.use-trans-sid
    session.use_trans_sid = 0
     
    ; Select a hash function for use in generating session ids.
    ; Possible Values
    ;   0  (MD5 128 bits)
    ;   1  (SHA-1 160 bits)
    ; This option may also be set to the name of any hash function supported by
    ; the hash extension. A list of available hashes is returned by the hash_algos()
    ; function.
    ; http://php.net/session.hash-function
    session.hash_function = 0
     
    ; Define how many bits are stored in each character when converting
    ; the binary hash data to something readable.
    ; Possible values:
    ;   4  (4 bits: 0-9, a-f)
    ;   5  (5 bits: 0-9, a-v)
    ;   6  (6 bits: 0-9, a-z, A-Z, "-", ",")
    ; Default Value: 4
    ; Development Value: 5
    ; Production Value: 5
    ; http://php.net/session.hash-bits-per-character
    session.hash_bits_per_character = 5
     
    ; The URL rewriter will look for URLs in a defined set of HTML tags.
    ; form/fieldset are special; if you include them here, the rewriter will
    ; add a hidden <input> field with the info which is otherwise appended
    ; to URLs.  If you want XHTML conformity, remove the form entry.
    ; Note that all valid entries require a "=", even if no value follows.
    ; Default Value: "a=href,area=href,frame=src,form=,fieldset="
    ; Development Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
    ; Production Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
    ; http://php.net/url-rewriter.tags
    url_rewriter.tags = "a=href,area=href,frame=src,input=src,form=fakeentry"
     
    ; Enable upload progress tracking in $_SESSION
    ; Default Value: On
    ; Development Value: On
    ; Production Value: On
    ; http://php.net/session.upload-progress.enabled
    ;session.upload_progress.enabled = On
     
    ; Cleanup the progress information as soon as all POST data has been read
    ; (i.e. upload completed).
    ; Default Value: On
    ; Development Value: On
    ; Production Value: On
    ; http://php.net/session.upload-progress.cleanup
    ;session.upload_progress.cleanup = On
     
    ; A prefix used for the upload progress key in $_SESSION
    ; Default Value: "upload_progress_"
    ; Development Value: "upload_progress_"
    ; Production Value: "upload_progress_"
    ; http://php.net/session.upload-progress.prefix
    ;session.upload_progress.prefix = "upload_progress_"
     
    ; The index name (concatenated with the prefix) in $_SESSION
    ; containing the upload progress information
    ; Default Value: "PHP_SESSION_UPLOAD_PROGRESS"
    ; Development Value: "PHP_SESSION_UPLOAD_PROGRESS"
    ; Production Value: "PHP_SESSION_UPLOAD_PROGRESS"
    ; http://php.net/session.upload-progress.name
    ;session.upload_progress.name = "PHP_SESSION_UPLOAD_PROGRESS"
     
    ; How frequently the upload progress should be updated.
    ; Given either in percentages (per-file), or in bytes
    ; Default Value: "1%"
    ; Development Value: "1%"
    ; Production Value: "1%"
    ; http://php.net/session.upload-progress.freq
    ;session.upload_progress.freq =  "1%"
     
    ; The minimum delay between updates, in seconds
    ; Default Value: 1
    ; Development Value: 1
    ; Production Value: 1
    ; http://php.net/session.upload-progress.min-freq
    ;session.upload_progress.min_freq = "1"
     
    [MSSQL]
    ; Allow or prevent persistent links.
    mssql.allow_persistent = On
     
    ; Maximum number of persistent links.  -1 means no limit.
    mssql.max_persistent = -1
     
    ; Maximum number of links (persistent+non persistent).  -1 means no limit.
    mssql.max_links = -1
     
    ; Minimum error severity to display.
    mssql.min_error_severity = 10
     
    ; Minimum message severity to display.
    mssql.min_message_severity = 10
     
    ; Compatibility mode with old versions of PHP 3.0.
    mssql.compatability_mode = Off
     
    ; Connect timeout
    ;mssql.connect_timeout = 5
     
    ; Query timeout
    ;mssql.timeout = 60
     
    ; Valid range 0 - 2147483647.  Default = 4096.
    ;mssql.textlimit = 4096
     
    ; Valid range 0 - 2147483647.  Default = 4096.
    ;mssql.textsize = 4096
     
    ; Limits the number of records in each batch.  0 = all records in one batch.
    ;mssql.batchsize = 0
     
    ; Specify how datetime and datetim4 columns are returned
    ; On => Returns data converted to SQL server settings
    ; Off => Returns values as YYYY-MM-DD hh:mm:ss
    ;mssql.datetimeconvert = On
     
    ; Use NT authentication when connecting to the server
    mssql.secure_connection = Off
     
    ; Specify max number of processes. -1 = library default
    ; msdlib defaults to 25
    ; FreeTDS defaults to 4096
    ;mssql.max_procs = -1
     
    ; Specify client character set.
    ; If empty or not set the client charset from freetds.conf is used
    ; This is only used when compiled with FreeTDS
    ;mssql.charset = "ISO-8859-1"
     
    [Assertion]
    ; Assert(expr); active by default.
    ; http://php.net/assert.active
    ;assert.active = On
    ; 是否开启断言
     
    ; Issue a PHP warning for each failed assertion.
    ; http://php.net/assert.warning
    ;assert.warning = On
    ; 是否为每个失败的断言发出警告
     
    ; Don't bail out by default.
    ; http://php.net/assert.bail
    ;assert.bail = Off
    ; 是否在发生失败断言时中止脚本的执行
     
    ; User-function to be called if an assertion fails.
    ; http://php.net/assert.callback
    ;assert.callback = 0
    ; 发生失败断言时执行的回调函数
     
    ; Eval the expression with current error_reporting().  Set to true if you want
    ; error_reporting(0) around the eval().
    ; http://php.net/assert.quiet-eval
    ;assert.quiet_eval = 0
    ; 是否使用安静评估(不显示任何错误信息,相当于error_reporting = 0)。若关闭则在评估断言表达式的时候使用当前的error_reporting指令值
     
    [COM]
    ; path to a file containing GUIDs, IIDs or filenames of files with TypeLibs
    ; http://php.net/com.typelib-file
    ;com.typelib_file =
     
    ; allow Distributed-COM calls
    ; http://php.net/com.allow-dcom
    ;com.allow_dcom = true
     
    ; autoregister constants of a components typlib on com_load()
    ; http://php.net/com.autoregister-typelib
    ;com.autoregister_typelib = true
     
    ; register constants casesensitive
    ; http://php.net/com.autoregister-casesensitive
    ;com.autoregister_casesensitive = false
     
    ; show warnings on duplicate constant registrations
    ; http://php.net/com.autoregister-verbose
    ;com.autoregister_verbose = true
     
    ; The default character set code-page to use when passing strings to and from COM objects.
    ; Default: system ANSI code page
    ;com.code_page=
     
    [mbstring]
    ; language for internal character representation.
    ; http://php.net/mbstring.language
    ;mbstring.language = Japanese
     
    ; internal/script encoding.
    ; Some encoding cannot work as internal encoding.
    ; (e.g. SJIS, BIG5, ISO-2022-*)
    ; http://php.net/mbstring.internal-encoding
    ;mbstring.internal_encoding = EUC-JP
     
    ; http input encoding.
    ; http://php.net/mbstring.http-input
    ;mbstring.http_input = auto
     
    ; http output encoding. mb_output_handler must be
    ; registered as output buffer to function
    ; http://php.net/mbstring.http-output
    ;mbstring.http_output = SJIS
     
    ; enable automatic encoding translation according to
    ; mbstring.internal_encoding setting. Input chars are
    ; converted to internal encoding by setting this to On.
    ; Note: Do _not_ use automatic encoding translation for
    ;       portable libs/applications.
    ; http://php.net/mbstring.encoding-translation
    ;mbstring.encoding_translation = Off
     
    ; automatic encoding detection order.
    ; auto means
    ; http://php.net/mbstring.detect-order
    ;mbstring.detect_order = auto
     
    ; substitute_character used when character cannot be converted
    ; one from another
    ; http://php.net/mbstring.substitute-character
    ;mbstring.substitute_character = none;
     
    ; overload(replace) single byte functions by mbstring functions.
    ; mail(), ereg(), etc are overloaded by mb_send_mail(), mb_ereg(),
    ; etc. Possible values are 0,1,2,4 or combination of them.
    ; For example, 7 for overload everything.
    ; 0: No overload
    ; 1: Overload mail() function
    ; 2: Overload str*() functions
    ; 4: Overload ereg*() functions
    ; http://php.net/mbstring.func-overload
    ;mbstring.func_overload = 0
     
    ; enable strict encoding detection.
    ;mbstring.strict_detection = Off
     
    ; This directive specifies the regex pattern of content types for which mb_output_handler()
    ; is activated.
    ; Default: mbstring.http_output_conv_mimetype=^(text/|application/xhtml\+xml)
    ;mbstring.http_output_conv_mimetype=
     
    [gd]
    ; Tell the jpeg decode to ignore warnings and try to create
    ; a gd image. The warning will then be displayed as notices
    ; disabled by default
    ; http://php.net/gd.jpeg-ignore-warning
    ;gd.jpeg_ignore_warning = 0
     
    [exif]
    ; Exif UNICODE user comments are handled as UCS-2BE/UCS-2LE and JIS as JIS.
    ; With mbstring support this will automatically be converted into the encoding
    ; given by corresponding encode setting. When empty mbstring.internal_encoding
    ; is used. For the decode settings you can distinguish between motorola and
    ; intel byte order. A decode setting cannot be empty.
    ; http://php.net/exif.encode-unicode
    ;exif.encode_unicode = ISO-8859-15
     
    ; http://php.net/exif.decode-unicode-motorola
    ;exif.decode_unicode_motorola = UCS-2BE
     
    ; http://php.net/exif.decode-unicode-intel
    ;exif.decode_unicode_intel    = UCS-2LE
     
    ; http://php.net/exif.encode-jis
    ;exif.encode_jis =
     
    ; http://php.net/exif.decode-jis-motorola
    ;exif.decode_jis_motorola = JIS
     
    ; http://php.net/exif.decode-jis-intel
    ;exif.decode_jis_intel    = JIS
     
    [Tidy]
    ; The path to a default tidy configuration file to use when using tidy
    ; http://php.net/tidy.default-config
    ;tidy.default_config = /usr/local/lib/php/default.tcfg
     
    ; Should tidy clean and repair output automatically?
    ; WARNING: Do not use this option if you are generating non-html content
    ; such as dynamic images
    ; http://php.net/tidy.clean-output
    tidy.clean_output = Off
     
    [soap]
    ; Enables or disables WSDL caching feature.
    ; http://php.net/soap.wsdl-cache-enabled
    soap.wsdl_cache_enabled=1
     
    ; Sets the directory name where SOAP extension will put cache files.
    ; http://php.net/soap.wsdl-cache-dir
    soap.wsdl_cache_dir="/tmp"
     
    ; (time to live) Sets the number of second while cached file will be used
    ; instead of original one.
    ; http://php.net/soap.wsdl-cache-ttl
    soap.wsdl_cache_ttl=86400
     
    ; Sets the size of the cache limit. (Max. number of WSDL files to cache)
    soap.wsdl_cache_limit = 5
     
    [sysvshm]
    ; A default size of the shared memory segment
    ;sysvshm.init_mem = 10000
     
    [ldap]
    ; Sets the maximum number of open links or -1 for unlimited.
    ldap.max_links = -1
     
    [mcrypt]
    ; For more information about mcrypt settings see http://php.net/mcrypt-module-open
     
    ; Directory where to load mcrypt algorithms
    ; Default: Compiled in into libmcrypt (usually /usr/local/lib/libmcrypt)
    ;mcrypt.algorithms_dir=
     
    ; Directory where to load mcrypt modes
    ; Default: Compiled in into libmcrypt (usually /usr/local/lib/libmcrypt)
    ;mcrypt.modes_dir=
     
    [dba]
    ;dba.default_handler=
     
    ; Local Variables:
    ; tab- 4
    ; End:

    本文来自博客园,作者:Caps,转载请注明原文链接:https://www.cnblogs.com/caps/archive/2013/02/27/2934950.html

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  • 原文地址:https://www.cnblogs.com/caps/p/2934950.html
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