格式
1
| Accept = "Accept" ":"
#( media-range [ accept-params ] )
media-range = ( "*/*"
| ( type "/" "*" )
| ( type "/" subtype )
) *( ";" parameter )
accept-params = ";" "q" "=" qvalue *( accept-extension )
accept-extension = ";" token [ "=" ( token | quoted-string ) ]
|
- Accept可以接受多种类型值，多个类型值之间用逗号隔开。
- q用于表示客户端对于某种类型的渴望程度，q的范围为0到1，q的值越高表示客户端越渴望得到这种类型的返回。q和类型值之间用分号隔开。默认值是1。小数位数不超过3位。
1
| Accept: text/plain;q=0.5,text/xml;q=0.8,text/html
|
以上内容表示：客户端非常希望服务器端传回html格式的内容；如果没有，xml格式也可以接受；实在连xml都没有，txt格式也可以接受。
常用类型
| 文件类型 |
Accept内容 |
描述 |
| *.* |
/ |
不限制类型 |
| *.html |
text/html |
HTML格式 |
|
image/* |
所有图片 |
| *.gif |
image/gif |
Graphic Interchange Format |
| *.jp2 |
image/jp2 |
JPEG-2000 |
| *.jpe |
image/jpeg |
JPEG |
| *.jpeg |
image/jpeg |
JPEG |
| *.jpg |
image/jpeg |
JPEG |
| *.css |
text/css |
Cascading Style Sheets |
| *.js |
text/javascript, application/javascript |
JavaScript |
| *.json |
application/json |
JavaScript Object Notation |
| *.xml |
text/xml, application/xml |
Extensible Markup Language |
| *.txt |
text/plain |
Plain Text |
全部类型
| 文件类型 |
Accept内容 |
描述 |
| *.3gpp |
audio/3gpp, video/3gpp |
3GPP Audio/Video |
| *.ac3 |
audio/ac3 |
AC3 Audio |
| *.asf |
allpication/vnd.ms-asf |
Advanced Streaming Format |
| *.au |
audio/basic |
AU Audio |
| *.css |
text/css |
Cascading Style Sheets |
| *.csv |
text/csv |
Comma Separated Values |
| *.doc |
application/msword |
MS Word Document |
| *.dot |
application/msword |
MS Word Template |
| *.dtd |
application/xml-dtd |
Document Type Definition |
| *.dwg |
image/vnd.dwg |
AutoCAD Drawing Database |
| *.dxf |
image/vnd.dxf |
AutoCAD Drawing Interchange Format |
| *.gif |
image/gif |
Graphic Interchange Format |
| *.htm |
text/html |
HyperText Markup Language |
| *.html |
text/html |
HyperText Markup Language |
| *.jp2 |
image/jp2 |
JPEG-2000 |
| *.jpe |
image/jpeg |
JPEG |
| *.jpeg |
image/jpeg |
JPEG |
| *.jpg |
image/jpeg |
JPEG |
| *.js |
text/javascript, application/javascript |
JavaScript |
| *.json |
application/json |
JavaScript Object Notation |
| *.mp2 |
audio/mpeg, video/mpeg |
MPEG Audio/Video Stream, Layer II |
| *.mp3 |
audio/mpeg |
MPEG Audio Stream, Layer III |
| *.mp4 |
audio/mp4, video/mp4 |
MPEG-4 Audio/Video |
| *.mpeg |
video/mpeg |
MPEG Video Stream, Layer II |
| *.mpg |
video/mpeg |
MPEG Video Stream, Layer II |
| *.mpp |
application/vnd.ms-project |
MS Project Project |
| *.ogg |
application/ogg, audio/ogg |
Ogg Vorbis |
| *.pdf |
application/pdf |
Portable Document Format |
| *.png |
image/png |
Portable Network Graphics |
| *.pot |
application/vnd.ms-powerpoint |
MS PowerPoint Template |
| *.pps |
application/vnd.ms-powerpoint |
MS PowerPoint Slideshow |
| *.ppt |
application/vnd.ms-powerpoint |
MS PowerPoint Presentation |
| *.rtf |
application/rtf, text/rtf |
Rich Text Format |
| *.svf |
image/vnd.svf |
Simple Vector Format |
| *.tif |
image/tiff |
Tagged Image Format File |
| *.tiff |
image/tiff |
Tagged Image Format File |
| *.txt |
text/plain |
Plain Text |
| *.wdb |
application/vnd.ms-works |
MS Works Database |
| *.wps |
application/vnd.ms-works |
Works Text Document |
| *.xhtml |
application/xhtml+xml |
Extensible HyperText Markup Language |
| *.xlc |
application/vnd.ms-excel |
MS Excel Chart |
| *.xlm |
application/vnd.ms-excel |
MS Excel Macro |
| *.xls |
application/vnd.ms-excel |
MS Excel Spreadsheet |
| *.xlt |
application/vnd.ms-excel |
MS Excel Template |
| *.xlw |
application/vnd.ms-excel |
MS Excel Workspace |
| *.xml |
text/xml, application/xml |
Extensible Markup Language |
| *.zip |
aplication/zip |
Compressed Archive |
参考资料
