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asp二进制输出图片的源代码
'
8*******************************************8
'
需要在你的服务器上安装 MDAC 2.6 或MDAC2.7
'
8*******************************************8
<
%
Dim
strFilePath, strFileSize, strFileName
Const
adTypeBinary
=
1
Response.Buffer
=
True
strFileName
=
"
logo.gif
"
FilePath
=
Server.MapPath(
"
manage/images/
"
&
strFileName)
Response.Clear
Set
objStream
=
Server.CreateObject(
"
ADODB.Stream
"
)
objStream.Open
objStream.Type
=
adTypeBinary
objStream.LoadFromFile FilePath
strFileSize
=
objStream.size
strFileType
=
lcase
(
Right
(strFileName,
4
))
'
文件扩展名
'
通过文件扩展名判断 Content-Types
Select
Case
strFileType
Case
"
.asf
"
ContentType
=
"
video/x-ms-asf
"
Case
"
.avi
"
ContentType
=
"
video/avi
"
Case
"
.doc
"
ContentType
=
"
application/msword
"
Case
"
.zip
"
ContentType
=
"
application/zip
"
Case
"
.xls
"
ContentType
=
"
application/vnd.ms-excel
"
Case
"
.gif
"
ContentType
=
"
image/gif
"
Case
"
.jpg
"
,
"
jpeg
"
ContentType
=
"
image/jpeg
"
Case
"
.wav
"
ContentType
=
"
audio/wav
"
Case
"
.mp3
"
ContentType
=
"
audio/mpeg3
"
Case
"
.mpg
"
,
"
mpeg
"
ContentType
=
"
video/mpeg
"
Case
"
.rtf
"
ContentType
=
"
application/rtf
"
Case
"
.htm
"
,
"
html
"
ContentType
=
"
text/html
"
Case
"
.asp
"
ContentType
=
"
text/asp
"
Case
Else
'
Handle All Other Files
ContentType
=
"
application/octet-stream
"
End
Select
'
Response.AddHeader "Content-Disposition", "attachment; filename= "&strFileName&""
Response.AddHeader
"
Content-Length
"
, strFileSize
Response.Charset
=
"
UTF-8
"
'
客户端浏览器的字符集UTF-8
Response.ContentType
=
ContentType
Response.BinaryWrite objStream.Read
Response.Flush
objStream.Close
Set
objStream
=
Nothing
%
>
查看全文
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原文地址:https://www.cnblogs.com/zzh/p/320470.html
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