HTML meta content-type 定义文件MIME类型
HTML meta charset 定义网页编码信息
content-type 属性值 -- 定义文件MIME类型
content-type用于定义用户的浏览器或相关设备如何显示将要加载的数据，或者如何处理将要加载的数据，此属性的值可以查看MIME类型
content-language出现在http-equiv属性中，使用content属性表示页面的MIME类型
引用网址:http://www.dreamdu.com/xhtml/content-type/
content-type语法Content-Type := type "/" subtype *[";" parameter]
type的常见取值为application audio image message multipart text video
Description of Data Content
Typical Filename Extensions
MIME type/subtype
Text and Text-Related Types
HTML text data (RFC 1866)
html htm
text/html
Plain text: documents; program listings
txt c c++ pl cc h
text/plain
Richtext (obsolete - replaced by text/enriched)
text/richtext
Structure enhanced text
(etx?)
text/x-setext
Enriched text markup (RFC 1896)
text/enriched
Tab-separated values (tabular)
(tsv?)
text/tab-separated-values
SGML documents (RFC 1874)
text/sgml
Speech synthesis data (MVP Solutions)
talk
text/x-speech
Document Stylesheet Types
Cascading Stylesheets
css
text/css
DSSSL-online stylesheets
application/dsssl (proposed)
Image Types
GIF
gif
image/gif
X-Windows bitmap (b/w)
xbm
image/x-xbitmap
X-Windows pixelmap (8-bit color)
xpm
image/x-xpixmap
Portable Network Graphics
png
image/x-png
Image Exchange Format (RFC 1314)
ief
image/ief
JPEG
jpeg jpg jpe
image/jpeg
TIFF
tiff tif
image/tiff
RGB
rgb
image/rgb
image/x-rgb
Group III Fax (RFC 1494)
g3f
image/g3fax
X Windowdump format
xwd
image/x-xwindowdump
Macintosh PICT format
pict
image/x-pict
PPM (UNIX PPM package)
ppm
image/x-portable-pixmap
PGM (UNIX PPM package)
pgm
image/x-portable-graymap
PBM (UNIX PPM package)
pbm
image/x-portable-bitmap
PNM (UNIX PPM package)
pnm
image/x-portable-anymap
Microsoft Windows bitmap
bmp
image/x-ms-bmp
CMU raster
ras
image/x-cmu-raster
Kodak Photo-CD
pcd
image/x-photo-cd
Computer Graphics Metafile
cgm
image/cgm
North Am. Presentation Layer Protocol
image/naplps
CALS Type 1 or 2
mil cal
image/x-cals
Fractal Image Format (Iterated Systems)
fif
image/fif
QuickSilver active image (Micrografx)
dsf
image/x-mgx-dsf
CMX vector image (Corel)
cmx
image/x-cmx
Wavelet-compressed (Summus)
wi
image/wavelet
AutoCad Drawing (SoftSource)
dwg
image/vnd.dwg
image/x-dwg
AutoCad DXF file (SoftSource)
dxf
image/vnd.dxf
image/x-dxf
Simple Vector Format (SoftSource)
svf
image/vnd.svf
also vector/x-svf
Audio/Voice/Music Related Types
"basic"audio - 8-bit u-law PCM
au snd
audio/basic
Macintosh audio format (AIpple)
aif aiff aifc
audio/x-aiff
Microsoft audio
wav
audio/x-wav
MPEG audio
mpa abs mpega
audio/x-mpeg
MPEG-2 audio
mp2a mpa2
audio/x-mpeg-2
compressed speech (Echo Speech Corp.)
es
audio/echospeech
Toolvox speech audio (Voxware)
vox
audio/voxware
RapidTransit compressed audio (Fast Man)
lcc
application/fastman
Realaudio (Progressive Networks)
ra ram
application/x-pn-realaudio
NIFF music notation data format
application/vnd.music-niff
MIDI music data
mmid
x-music/x-midi
Koan music data (SSeyo)
skp
application/vnd.koan
application/x-koan
Speech synthesis data (MVP Solutions)
talk
text/x-speech
Video Types
MPEG video
mpeg mpg mpe
video/mpeg
MPEG-2 video
mpv2 mp2v
video/mpeg-2
Macintosh Quicktime
qt mov
video/quicktime
Microsoft video
avi
video/x-msvideo
SGI Movie format
movie
video/x-sgi-movie
VDOlive streaming video (VDOnet)
vdo
video/vdo
Vivo streaming video (Vivo software)
viv
video/vnd.vivo
video/vivo
Special HTTP/Web Application Types
Proxy autoconfiguration (Netscape browsers)
pac
application/x-ns-proxy-autoconfig
See Chapter 6
application/x-www-form-urlencoded
See Chapter 9
application/x-www-local-exec
See Chapter 9 (Netscape extension)
multipart/x-mixed-replace
See Chapter 9 and Appendix B
multipart/form-data
Netscape Cooltalk chat data (Netscape)
ice
x-conference/x-cooltalk
Interactive chat (Ichat)
application/x-chat
Application Types
Text-Related
PostScript
ai eps ps
application/postscript
Microsoft Rich Text Format
rtf
application/rtf
Adobe Acrobat PDF
pdf
application/pdf
application/x-pdf
Maker Interchange Format (FrameMaker)
mif
application/vnd.mif
application/x-mif
Troff document
t tr roff
application/x-troff
Troff document with MAN macros
man
application/x-troff-man
Troff document with ME macros
me
application/x-troff-me
Troff document with MS macros
ms
application/x-troff-ms
LaTeX document
latex
application/x-latex
Tex/LateX document
tex
application/x-tex
GNU TexInfo document
texinfo texi
application/x-texinfo
TeX dvi format
dvi
application/x-dvi
MacWrite document
??
application/macwriteii
MS word document
??
application/msword
WordPerfect 5.1 document
??
application/wordperfect5.1
SGML application (RFC 1874)
application/sgml
Office Document Architecture
oda
application/oda
Envoy Document
evy
application/envoy
Wang Info. Tranfer Format (Wang)
application/wita
DEC Document Transfer Format (DEC)
application/dec-dx
IBM Document Content Architecture (IBM)
application/dca-rft
CommonGround Digital Paper (No Hands Software)
application/commonground
FrameMaker Documents (Frame)
doc fm frm frame
application/vnd.framemaker
application/x-framemaker
Remote printing at arbitrary printers (RFC 1486)
application/remote-printing
Archive/Compressed Archives
Gnu tar format
gtar
application/x-gtar
4.3BSD tar format
tar
application/x-tar
POSIX tar format
ustar
application/x-ustar
Old CPIO format
bcpio
application/x-bcpio
POSIX CPIO format
cpio
application/x-cpio
UNIX sh shell archive
shar
application/x-shar
DOS/PC - Pkzipped archive
zip
application/zip
Macintosh Binhexed archive
hqx
application/mac-binhex40
Macintosh Stuffit Archive
sit sea
application/x-stuffit
Fractal Image Format
fif
application/fractals
Binary, UUencoded
bin uu
application/octet-stream
PC executable
exe
application/octet-stream
WAIS "sources"
src wsrc
application/x-wais-source
NCSA HDF data format
hdf
application/hdf
Downloadable Program/Scripts
Javascript program
js ls mocha
text/javascript
application/x-javascript
VBScript program
text/vbscript
UNIX bourne shell program
sh
application/x-sh
UNIX c-shell program
csh
application/x-csh
Perl program
pl
application/x-perl
Tcl (Tool Control Language) program
tcl
application/x-tcl
Atomicmail program scripts (obsolete)
application/atomicmail
Slate documents - executable enclosures (BBN)
application/slate
Undefined binary data (often executable progs)
application/octet-stream
RISC OS Executable programs (ANT Limited)
application/riscos
Animation/Multimedia
Andrew Toolkit inset
application/andrew-inset
FutureSplash vector animation (FutureWave)
spl
application/futuresplash
mBED multimedia data (mBED)
mbd
application/mbedlet
Macromedia Shockwave (Macromedia)
application/x-director
Sizzler real-time video/animation
application/x-sprite
PowerMedia multimedia (RadMedia)
rad
application/x-rad-powermedia
Presentation
PowerPoint presentation (Microsoft)
ppz
application/mspowerpoint
PointPlus presentation data (Net Scene)
css
application/x-pointplus
ASAP WordPower (Software Publishing Corp.)
asp
application/x-asap
Astound Web Player multimedia data (GoldDisk)
asn
application/astound
Special Embedded Object
OLE script e.g. Visual Basic (Ncompass)
axs
application/x-olescript
OLE Object (Microsoft/NCompass)
ods
application/x-oleobject
OpenScape OLE/OCX objects (Business@Web)
opp
x-form/x-openscape
Visual Basic objects (Amara)
wba
application/x-webbasic
Specialized data entry forms (Alpha Software)
frm
application/x-alpha-form
client-server objects (Wayfarer Communications)
wfx
x-script/x-wfxclient
General Applications
Undefined binary data (often executable progs)
application/octet-stream
CALS (U.S. D.O.D data format - RFC 1895)
application/cals-1840
Pointcast news data (Pointcast)
pcn
application/x-pcn
Excel spreadsheet (Microsoft)
application/vnd.ms-excel
application/x-msexcel
application/ms-excel
PowerPoint (Microsoft)
ppt
application/vnd.ms-powerpoint
application/ms-powerpoint
Microsoft Project (Microsoft)
application/vnd.ms-project
Works data (Microsoft)
application/vnd.ms-works
MAPI data (Microsoft)
application/vnd.ms-tnef
Artgallery data (Microsoft)
application/vnd.artgalry
SourceView document (Dataware Electronics)
svd
application/vnd.svd
Truedoc (Bitstream)
application/vnd.truedoc
Net Install - software install (20/20 Software)
ins
application/x-net-install
Carbon Copy - remote control/access (Microcom)
ccv
application/ccv
Spreadsheets (Visual Components)
vts
workbook/formulaone
Cybercash digital money (Cybercash)
application/cybercash
Format for sending generic Macintosh files
application/applefile
Active message -- connect to active mail app.
application/activemessage
X.400 mail message body part (RFC 1494)
application/x400-bp
USENET news message id (RFC 1036)
application/news-message-id
USENET news message (RFC 1036)
application/news-transmission
Multipart Types (mostly email)
Messages with multiple parts
multipart/mixed
Messages with multiple, alternative parts
multipart/alternative
Message with multiple, related parts
multipart/related
Multiple parts are digests
multipart/digest
For reporting of email status (admin.)
multipart/report
Order of parts does not matter
multipart/parallel
Macintosh file data
multipart/appledouble
Aggregate messages; descriptor as header
multipart/header-set
Container for voice-mail
multipart/voice-message
HTML FORM data (see Ch. 9 and App. B)
multipart/form-data
Infinite multiparts - See Chapter 9 (Netscape)
multipart/x-mixed-replace
Message Types (mostly email)
MIME message
message/rfc822
Partial message
message/partial
Message containing external references
message/external-body
Message containing USENET news
message/news
HTTP message
message/http
2D/3D Data/Virtual Reality Types
VRML data file
wrl vrml
x-world/x-vrml (changing to model/vrml)
WIRL - VRML data (VREAM)
vrw
x-world/x-vream
Play3D 3d scene data (Play3D)
p3d
application/x-p3d
Viscape Interactive 3d world data (Superscape)
svr
x-world/x-svr
WebActive 3d data (Plastic Thought)
wvr
x-world/x-wvr
QuickDraw3D scene data (Apple)
3dmf
x-world/x-3dmf
Scientific/Math/CAD Types
Chemical types -- to communicate information about chemical models
chemical/* (several subtypes)
Mathematica notebook
ma
application/mathematica
Computational meshes for numerical simulations
msh
x-model/x-mesh(evolving to model/mesh)
Vis5D 5-dimensional data
v5d
application/vis5d
IGES models -- CAD/CAM (CGM) data
igs
application/iges(evolving to model/iges?)
Autocad WHIP vector drawings
dwf
drawing/x-dwf
Largely Platform-Specific Types
Silicon Graphics Specific Types
Showcase Presentations
showcase slides sc sho show
application/x-showcase
Insight Manual pages
ins insight
application/x-insight
Iris Annotator data
ano
application/x-annotator
Directory Viewer
dir
application/x-dirview
Software License
lic
application/x-enterlicense
Fax manager file
faxmgr
application/x-fax-manager
Fax job data file
faxmgrjob
application/x-fax-manager-job
IconBook data
icnbk
application/x-iconbook
?
wb
application/x-inpview
Installable software in 'inst' format
inst
application/x-install
Mail folder
mail
application/x-mailfolder
?
pp ppages
application/x-ppages
Data for printer (via lp
r)
sgi-lpr
application/x-sgi-lpr
Software in 'tardist' format
tardist
application/x-tardist
Software in compressed 'tardist' format
ztardist
application/x-ztardist
WingZ spreadsheet
wkz
application/x-wingz
Open Inventor 3-D scenes
iv
graphics/x-inventorapplication/xml，利用http对象发送xml形式的报文。
