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  • php超全局变量

    超全局数组

    $_SERVER  查看服务器信息

    $_GET 获取get提交过来的数据 (1) 表单传值(get 方式 post 方式)(2)a标签传值

    $_POST  获取psot提交过来的数据 post提交也就是提交整个表单 表单推荐post传值

    $_REQUEST 获取a 或者表单get 或者post传过来的数据

    <?php 
       setcookie("name1",123);
       print_r($_COOKIE);
    
    ?>
    结果是
    Array ( [name1] => 123 ) 

    $_COOKIE 同一个变量在多个页面获取到

    $_SESSION  同一个变量在多个页面获取到

    <?php 
      
       $_SESSION["name"]="abc";
       print_r($_SESSION);
    ?>
    
    结果是
    Array ( [name] => abc ) 

    <?php
       $_SESSION["name1"]="abcdefg";
    session_start();
       $_SESSION["name"]="abc";
       print_r($_SESSION);
    ?>
    执行结果也是一样的
    Array ( [name] => abc ) 

    $GLOBALS 相当于把其他的全部都包含了

    <?php 
    echo "<pre>";
     print_r($GLOBALS);
    echo "</pre>";
    
    
    ?>
    结果是
    Array
    (
        [GLOBALS] => Array
     *RECURSION*
        [_ENV] => Array
            (
                [ALLUSERSPROFILE] => C:ProgramData
                [APPDATA] => C:windowssystem32configsystemprofileAppDataRoaming
                [CommonProgramFiles] => C:Program Files (x86)Common Files
                [CommonProgramFiles(x86)] => C:Program Files (x86)Common Files
                [CommonProgramW6432] => C:Program FilesCommon Files
                [COMPUTERNAME] => SDY-PC
                [ComSpec] => C:windowssystem32cmd.exe
                [configsetroot] => C:windowsConfigSetRoot
                [FP_NO_HOST_CHECK] => NO
                [LenovoTestLogFile] => c:prdv10PRELOAD.LOG
                [LenovoTestPath] => c:prdv10
                [lib] => C:Program FilesSQLXML 4.0in
                [LOCALAPPDATA] => C:windowssystem32configsystemprofileAppDataLocal
                [NUMBER_OF_PROCESSORS] => 4
                [OS] => Windows_NT
                [Path] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
                [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
                [PROCESSOR_ARCHITECTURE] => x86
                [PROCESSOR_ARCHITEW6432] => AMD64
                [PROCESSOR_IDENTIFIER] => Intel64 Family 6 Model 42 Stepping 7, GenuineIntel
                [PROCESSOR_LEVEL] => 6
                [PROCESSOR_REVISION] => 2a07
                [ProgramData] => C:ProgramData
                [ProgramFiles] => C:Program Files (x86)
                [ProgramFiles(x86)] => C:Program Files (x86)
                [ProgramW6432] => C:Program Files
                [PSModulePath] => C:windowssystem32WindowsPowerShellv1.0Modules
                [PUBLIC] => C:UsersPublic
                [SystemDrive] => C:
                [SystemRoot] => C:windows
                [TEMP] => C:windowsTEMP
                [TMP] => C:windowsTEMP
                [USERDOMAIN] => WORKGROUP
                [USERNAME] => SDY-PC$
                [USERPROFILE] => C:windowssystem32configsystemprofile
                [VS100COMNTOOLS] => C:Program Files (x86)Microsoft Visual Studio 10.0Common7Tools
                [VS110COMNTOOLS] => D:Program Files (x86)Microsoft Visual Studio 11.0Common7Tools
                [windir] => C:windows
                [AP_PARENT_PID] => 1652
            )
    
        [HTTP_ENV_VARS] => Array
            (
                [ALLUSERSPROFILE] => C:ProgramData
                [APPDATA] => C:windowssystem32configsystemprofileAppDataRoaming
                [CommonProgramFiles] => C:Program Files (x86)Common Files
                [CommonProgramFiles(x86)] => C:Program Files (x86)Common Files
                [CommonProgramW6432] => C:Program FilesCommon Files
                [COMPUTERNAME] => SDY-PC
                [ComSpec] => C:windowssystem32cmd.exe
                [configsetroot] => C:windowsConfigSetRoot
                [FP_NO_HOST_CHECK] => NO
                [LenovoTestLogFile] => c:prdv10PRELOAD.LOG
                [LenovoTestPath] => c:prdv10
                [lib] => C:Program FilesSQLXML 4.0in
                [LOCALAPPDATA] => C:windowssystem32configsystemprofileAppDataLocal
                [NUMBER_OF_PROCESSORS] => 4
                [OS] => Windows_NT
                [Path] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
                [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
                [PROCESSOR_ARCHITECTURE] => x86
                [PROCESSOR_ARCHITEW6432] => AMD64
                [PROCESSOR_IDENTIFIER] => Intel64 Family 6 Model 42 Stepping 7, GenuineIntel
                [PROCESSOR_LEVEL] => 6
                [PROCESSOR_REVISION] => 2a07
                [ProgramData] => C:ProgramData
                [ProgramFiles] => C:Program Files (x86)
                [ProgramFiles(x86)] => C:Program Files (x86)
                [ProgramW6432] => C:Program Files
                [PSModulePath] => C:windowssystem32WindowsPowerShellv1.0Modules
                [PUBLIC] => C:UsersPublic
                [SystemDrive] => C:
                [SystemRoot] => C:windows
                [TEMP] => C:windowsTEMP
                [TMP] => C:windowsTEMP
                [USERDOMAIN] => WORKGROUP
                [USERNAME] => SDY-PC$
                [USERPROFILE] => C:windowssystem32configsystemprofile
                [VS100COMNTOOLS] => C:Program Files (x86)Microsoft Visual Studio 10.0Common7Tools
                [VS110COMNTOOLS] => D:Program Files (x86)Microsoft Visual Studio 11.0Common7Tools
                [windir] => C:windows
                [AP_PARENT_PID] => 1652
            )
    
        [ALLUSERSPROFILE] => C:ProgramData
        [APPDATA] => C:windowssystem32configsystemprofileAppDataRoaming
        [CommonProgramFiles] => C:Program Files (x86)Common Files
        [CommonProgramFiles(x86)] => C:Program Files (x86)Common Files
        [CommonProgramW6432] => C:Program FilesCommon Files
        [COMPUTERNAME] => SDY-PC
        [ComSpec] => C:windowssystem32cmd.exe
        [configsetroot] => C:windowsConfigSetRoot
        [FP_NO_HOST_CHECK] => NO
        [LenovoTestLogFile] => c:prdv10PRELOAD.LOG
        [LenovoTestPath] => c:prdv10
        [lib] => C:Program FilesSQLXML 4.0in
        [LOCALAPPDATA] => C:windowssystem32configsystemprofileAppDataLocal
        [NUMBER_OF_PROCESSORS] => 4
        [OS] => Windows_NT
        [Path] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
        [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
        [PROCESSOR_ARCHITECTURE] => x86
        [PROCESSOR_ARCHITEW6432] => AMD64
        [PROCESSOR_IDENTIFIER] => Intel64 Family 6 Model 42 Stepping 7, GenuineIntel
        [PROCESSOR_LEVEL] => 6
        [PROCESSOR_REVISION] => 2a07
        [ProgramData] => C:ProgramData
        [ProgramFiles] => C:Program Files (x86)
        [ProgramFiles(x86)] => C:Program Files (x86)
        [ProgramW6432] => C:Program Files
        [PSModulePath] => C:windowssystem32WindowsPowerShellv1.0Modules
        [PUBLIC] => C:UsersPublic
        [SystemDrive] => C:
        [SystemRoot] => C:windows
        [TEMP] => C:windowsTEMP
        [TMP] => C:windowsTEMP
        [USERDOMAIN] => WORKGROUP
        [USERNAME] => SDY-PC$
        [USERPROFILE] => C:windowssystem32configsystemprofile
        [VS100COMNTOOLS] => C:Program Files (x86)Microsoft Visual Studio 10.0Common7Tools
        [VS110COMNTOOLS] => D:Program Files (x86)Microsoft Visual Studio 11.0Common7Tools
        [windir] => C:windows
        [AP_PARENT_PID] => 1652
        [name1] => 123
        [PHPSESSID] => 4227268905f0006c59e7eb7efd50caeb
        [HTTP_HOST] => localhost
        [HTTP_USER_AGENT] => Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0
        [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
        [HTTP_ACCEPT_LANGUAGE] => zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3
        [HTTP_ACCEPT_ENCODING] => gzip, deflate
        [HTTP_COOKIE] => name1=123; PHPSESSID=4227268905f0006c59e7eb7efd50caeb
        [HTTP_CONNECTION] => keep-alive
        [PATH] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
        [COMSPEC] => C:windowssystem32cmd.exe
        [WINDIR] => C:windows
        [SERVER_SIGNATURE] => 
    Apache/2.2.8 (Win32) PHP/5.2.6 Server at localhost Port 80
    
    
        [SERVER_SOFTWARE] => Apache/2.2.8 (Win32) PHP/5.2.6
        [SERVER_NAME] => localhost
        [SERVER_ADDR] => 127.0.0.1
        [SERVER_PORT] => 80
        [REMOTE_ADDR] => 127.0.0.1
        [DOCUMENT_ROOT] => C:/AppServ/www
        [SERVER_ADMIN] => local.webmaster@gmail.com
        [SCRIPT_FILENAME] => C:/AppServ/www/tijiao/session.php
        [REMOTE_PORT] => 6485
        [GATEWAY_INTERFACE] => CGI/1.1
        [SERVER_PROTOCOL] => HTTP/1.1
        [REQUEST_METHOD] => GET
        [QUERY_STRING] => 
        [REQUEST_URI] => /tijiao/session.php
        [SCRIPT_NAME] => /tijiao/session.php
        [PHP_SELF] => /tijiao/session.php
        [REQUEST_TIME] => 1404834588
        [argv] => Array
            (
            )
    
        [argc] => 0
        [_POST] => Array
            (
            )
    
        [HTTP_POST_VARS] => Array
            (
            )
    
        [_GET] => Array
            (
            )
    
        [HTTP_GET_VARS] => Array
            (
            )
    
        [_COOKIE] => Array
            (
                [name1] => 123
                [PHPSESSID] => 4227268905f0006c59e7eb7efd50caeb
            )
    
        [HTTP_COOKIE_VARS] => Array
            (
                [name1] => 123
                [PHPSESSID] => 4227268905f0006c59e7eb7efd50caeb
            )
    
        [_SERVER] => Array
            (
                [HTTP_HOST] => localhost
                [HTTP_USER_AGENT] => Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0
                [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
                [HTTP_ACCEPT_LANGUAGE] => zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3
                [HTTP_ACCEPT_ENCODING] => gzip, deflate
                [HTTP_COOKIE] => name1=123; PHPSESSID=4227268905f0006c59e7eb7efd50caeb
                [HTTP_CONNECTION] => keep-alive
                [PATH] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
                [SystemRoot] => C:windows
                [COMSPEC] => C:windowssystem32cmd.exe
                [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
                [WINDIR] => C:windows
                [SERVER_SIGNATURE] => 
    Apache/2.2.8 (Win32) PHP/5.2.6 Server at localhost Port 80
    
    
                [SERVER_SOFTWARE] => Apache/2.2.8 (Win32) PHP/5.2.6
                [SERVER_NAME] => localhost
                [SERVER_ADDR] => 127.0.0.1
                [SERVER_PORT] => 80
                [REMOTE_ADDR] => 127.0.0.1
                [DOCUMENT_ROOT] => C:/AppServ/www
                [SERVER_ADMIN] => local.webmaster@gmail.com
                [SCRIPT_FILENAME] => C:/AppServ/www/tijiao/session.php
                [REMOTE_PORT] => 6485
                [GATEWAY_INTERFACE] => CGI/1.1
                [SERVER_PROTOCOL] => HTTP/1.1
                [REQUEST_METHOD] => GET
                [QUERY_STRING] => 
                [REQUEST_URI] => /tijiao/session.php
                [SCRIPT_NAME] => /tijiao/session.php
                [PHP_SELF] => /tijiao/session.php
                [REQUEST_TIME] => 1404834588
                [argv] => Array
                    (
                    )
    
                [argc] => 0
            )
    
        [HTTP_SERVER_VARS] => Array
            (
                [HTTP_HOST] => localhost
                [HTTP_USER_AGENT] => Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0
                [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
                [HTTP_ACCEPT_LANGUAGE] => zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3
                [HTTP_ACCEPT_ENCODING] => gzip, deflate
                [HTTP_COOKIE] => name1=123; PHPSESSID=4227268905f0006c59e7eb7efd50caeb
                [HTTP_CONNECTION] => keep-alive
                [PATH] => C:Program FilesCommon FilesMicrosoft SharedWindows Live;C:Program Files (x86)Common FilesMicrosoft SharedWindows Live;C:windowssystem32;C:windows;C:windowsSystem32Wbem;C:windowsSystem32WindowsPowerShellv1.0;C:Program Files (x86)Windows LiveShared;C:Program Files (x86)Microsoft SQL Server80ToolsBinn;C:Program Files (x86)Microsoft SQL Server90DTSBinn;C:Program Files (x86)Microsoft SQL Server90Toolsinn;C:Program Files (x86)Microsoft SQL Server90ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 8Common7IDEPrivateAssemblies;C:Program Files (x86)Microsoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100ToolsBinn;C:Program FilesMicrosoft SQL Server100DTSBinn;C:Program FilesMicrosoftWeb Platform Installer;C:Program Files (x86)Microsoft ASP.NETASP.NET Web Pagesv1.0;C:Program Files (x86)Windows Kits8.0Windows Performance Toolkit;C:Program FilesMicrosoft SQL Server110ToolsBinn;C:Program Files (x86)Microsoft SQL Server100DTSBinn;C:Program Files (x86)Microsoft SQL Server100ToolsBinnVSShellCommon7IDE;C:Program Files (x86)Microsoft Visual Studio 9.0Common7IDEPrivateAssemblies;
                [SystemRoot] => C:windows
                [COMSPEC] => C:windowssystem32cmd.exe
                [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
                [WINDIR] => C:windows
                [SERVER_SIGNATURE] => 
    Apache/2.2.8 (Win32) PHP/5.2.6 Server at localhost Port 80
    
    
                [SERVER_SOFTWARE] => Apache/2.2.8 (Win32) PHP/5.2.6
                [SERVER_NAME] => localhost
                [SERVER_ADDR] => 127.0.0.1
                [SERVER_PORT] => 80
                [REMOTE_ADDR] => 127.0.0.1
                [DOCUMENT_ROOT] => C:/AppServ/www
                [SERVER_ADMIN] => local.webmaster@gmail.com
                [SCRIPT_FILENAME] => C:/AppServ/www/tijiao/session.php
                [REMOTE_PORT] => 6485
                [GATEWAY_INTERFACE] => CGI/1.1
                [SERVER_PROTOCOL] => HTTP/1.1
                [REQUEST_METHOD] => GET
                [QUERY_STRING] => 
                [REQUEST_URI] => /tijiao/session.php
                [SCRIPT_NAME] => /tijiao/session.php
                [PHP_SELF] => /tijiao/session.php
                [REQUEST_TIME] => 1404834588
                [argv] => Array
                    (
                    )
    
                [argc] => 0
            )
    
        [_FILES] => Array
            (
            )
    
        [HTTP_POST_FILES] => Array
            (
            )
    
        [_REQUEST] => Array
            (
                [name1] => 123
                [PHPSESSID] => 4227268905f0006c59e7eb7efd50caeb
            )
    
    )

    $_FILES  查看上传文件的信息 以数组方式显示

    index页面
    <html>
    <head></head>
    <body>
    <form action="session.php" method="post" 
    
    enctype="multipart/form-data">
    <input type="file" name="myfile"/>
    <input type="submit" name="tj" text="提交"/>
    </form>
    </body>
    </html>
    session页面
    <?php 
    echo "<pre>";
     print_r($_FILES);
    echo "</pre>";
    ?>
    结果提交一个照片后效果如下
    Array
    (
        [myfile] => Array
            (
                [name] => 772267_1404227290.jpg
                [type] => image/jpeg
                [tmp_name] => C:WindowsTempphp5247.tmp
                [error] => 0
                [size] => 71634
            )
    
    )
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  • 原文地址:https://www.cnblogs.com/sdya/p/3832727.html
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