What are the Content-type

Content-type, connection type, generally refers to the presence of Content-type in the Web page, which defines the type of network file and the encoding of the Web page, and determines in what form and in what encoding the browser will read the file. * "=" application/ Octet-stream " ". 001 "=" application/x-001 " ". 301 "=" application/x-301 " ". 323 "=" text/h323 " ". 906 "=" application/x-906 " ". 907 "=" drawing/907 " ". A11 "=" application/x-a11 " ". ACP "=" audio/ X-MEI-AAC " ". Ai "=" application/postscript " ". AIF "=" Audio/aiff " ". aifc "=" Audio/aiff " ". Aiff " = "Audio/aiff"   ". Anv" = "Application/x-anv"   ". Asa" = "Text/asa"   ". asf" = "video/x-ms-asf"   ". asp" = "Text/asp"   ". asx" = "video/x-ms-asf"   ". Au" = "audio/basic"   ". avi" = "Video/avi"   ". Awf" = " Application/vnd.adobe.workflow " ". Biz "=" Text/xml " ". bmp "=" application/x-bmp " ". Bot "=" Application/x-bot " ". c4t "=" application/x-c4t " ". C90 "=" application/x-c90 " ". Cal "=" application/ X-cals " ". Cat "=" Application/s-pki.seccat " ". CDF "=" APPLICATION/X-NETCDF " ". Cdr "=" ApplicatiOn/x-cdr " ". Cel "=" Application/x-cel " ". cer "=" Application/x-x509-ca-cert " ". Cg4 "=" application/ X-g4 " ". CGM "=" APPLICATION/X-CGM " ". cit "=" application/x-cit " ". Class "=" java/* " ". CML "=" text /xml " ". cmp "=" application/x-cmp " ". CMX "=" application/x-cmx " ". Cot "=" Application/x-cot " ". CRL "=" application/pkix-crl " ". Crt "=" Application/x-x509-ca-cert " ". CSI "=" APPLICATION/X-CSI " ". CSS "=" text/css " ". Cut "=" application/x-cut " ". dbf "=" application/x-dbf " ". dbm "=" application/x-dbm " ". dbx "=" application/x-dbx " ". DCD "=" Text/xml " ". Dcx "=" application/x-dcx " ". Der "=" Application/x-x509-ca-cert " ". DGN "=" application/x-dgn " ". Dib "=" Application/x-dib " ". dll "=" Application/x-msdownload " ". Doc "=" Application/msword " ". Dot "=" Application/msword " ". DRW "=" APPLICATION/X-DRW " ". DTD "=" Text/xml " ". DWF "=" MODEL/VND.DWF " ". DWF "="APPLICATION/X-DWF " ". dwg "=" application/x-dwg " ". Dxb "=" APPLICATION/X-DXB " ". DXF "=" application/ X-DXF " ". Edn "=" Application/vnd.adobe.edn " ". emf "=" application/x-emf " ". eml "=" message/rfc822 "   ". Ent" = "text/xml"   ". Epi" = "Application/x-epi"   ". EPs" = "Application/x-ps"   ". EPs" = " Application/postscript " ". Etd "=" application/x-ebx " ". exe "=" application/x-msdownload " ". Fax "=" Image/fax " ". Fdf "=" application/vnd.fdf " ". Fif "=" application/fractals " ". Fo "=" text/xml " ". frm "=" application/x-frm " ". G4 "=" Application/x-g4 " ". GBR "=" APPLICATION/X-GBR " ". gcd "=" APPLICATION/X-GCD " ". gif "=" image/gif " ". Gl2 "=" application/x-gl2 " ". Gp4 "=" APPLICATION/X-GP4 "   ". Hgl" = "Application/x-hgl"   ". HMR" = "APPLICATION/X-HMR"   ". Hpg" = "APPLICATION/X-HPGL"   ". HPL" = "APPLICATION/X-HPL"   ". hqx" = "application/mac-binhex40"   ". Hrf" = "APPLICATION/X-HRF" &nbsP　　". HTA" = "Application/hta"   ". HTC" = "text/x-component"   ". htm" = "text/html"   ". html" = "text/html"   ". Htt" = "text/webviewhtml"   ". htx" = "text/html"   ". ICB" = "APPLICATION/X-ICB"   ". ico" = "Image/x-icon"   ". ico" = "Application/x-ico"   ". IFF" = "Application/x-iff"   ". Ig4" = "Application/x-g4"   ". IGs" = " Application/x-igs " ". III "=" Application/x-iphone " ". img "=" application/x-img " ". Ins "=" Application /x-internet-signup " ". ISP "=" Application/x-internet-signup " ". IVF "=" VIDEO/X-IVF " ". Java "=" java/* " ". Jfif "=" image/jpeg " ". Jpe "=" image/jpeg " ". Jpe "=" Application/x-jpe " ". jpeg "=" image/jpeg " ". jpg "=" image/jpeg " ". jpg "=" application/x-jpg " ". JS "=" Application/x-javascript " ". jsp "=" text/html " ". La1 "=" Audio/x-liquid-file " ". Lar "=" Application/x-laplayer-reg " ". Latex "=" Application/x-latex " ". LAVs "=" audio/x-liquid-secure " ". Lbm= "APPLICATION/X-LBM"   ". Lmsff" = "Audio/x-la-lms"   ". ls" = "application/x-javascript"   ". Ltr" = " Application/x-ltr " ". m1v "=" video/x-mpeg " ". m2v "=" video/x-mpeg " ". m3u "=" Audio/mpegurl " ". m4e "=" VIDEO/MPEG4 " ". Mac "=" Application/x-mac " ". Man "=" Application/x-troff-man " ". Math "=" text/ XML " ". mdb "=" application/msaccess " ". mdb "=" Application/x-mdb " ". MFP "=" application/ X-shockwave-flash " ". mht "=" message/rfc822 " ". mhtml "=" message/rfc822 " ". Mi "=" Application/x-mi "　　  ". Mid" = "Audio/mid"   ". Midi" = "Audio/mid"   ". Mil" = "application/x-mil"   ". MML" = "Text/xml"   ". MND" = "audio/x-musicnet-download"   ". MNs" = "Audio/x-musicnet-stream"   ". Mocha" = "application/ X-javascript " ". Movie "=" Video/x-sgi-movie " ". Mp1 "=" audio/mp1 " ". Mp2 "=" audio/mp2 " ". mp2v "=" Video/mpeg " ". mp3 "=" Audio/mp3 " ". mp4 "=" Video/mp4 " ". MPa "=" Video/x-mpg " ". MPD "=" Application/-project " ". Mpe "=" video/x-mpeg " ". Mpeg "=" Video/mpg " ". mpg "=" video/mpg " ". MPGA "=" audio/rn-mpeg " ". MPP "=" Application/-project " ". MPs "=" video/x-mpeg " ". MPT "=" application/- Project  . MPV = "Video/mpg"   ". Mpv2" = "video/mpeg"   ". MPW" = "Application/s-project"   ". MPX" = " Application/-project " ". MTx "=" Text/xml " ". MXP "=" APPLICATION/X-MMXP " ". Net "=" Image/pnetvue "   ". NRF" = "APPLICATION/X-NRF"   ". NWS" = "message/rfc822"   ". odc" = "text/x-ms-odc"   ". Out" = " Application/x-out " ". P10 "=" Application/pkcs10 " ". P12 "=" application/x-pkcs12 " ". p7b "=" Application/x-pkcs7-certificates " ". p7c "=" Application/pkcs7-mime " ". p7m "=" Application/pkcs7-mime "   ". p7r" = "Application/x-pkcs7-certreqresp"   ". P7s" = "application/pkcs7-signature"   ". Pc5" = " Application/x-pc5 " ". PCI "=" Application/x-pci " ". PCL "=" APPLICATION/X-PCL " ". pcx "=" APPLICATION/X-PCX " ". pdf "=" application/pdf " ". pdf "=" application/pdf " ". Pdx "=" application/ Vnd.adobe.pdx " ". pfx "=" application/x-pkcs12 " ". PGL "=" APPLICATION/X-PGL " ". Pic "=" application/ X-pic " ". Pko "=" Application-pki.pko " ". pl "=" Application/x-perl " ". PLG "=" text/html " ". Pls "=" Audio/scpls " ". Plt "=" application/x-plt " ". png "=" image/png " ". png "=" application/x-png " ". Pot "=" applications-powerpoint " ". PPA "=" application/vs-powerpoint " ". ppm "=" application/x-ppm " ". PPS "=" Application-powerpoint " ". ppt "=" applications-powerpoint " ". ppt "=" application/x-ppt " ". PR " = "APPLICATION/X-PR"   ". PRF" = "application/pics-rules"   ". prn" = "application/x-prn"   ". Prt" = " Application/x-prt " ". PS "=" Application/x-ps " ". PS "=" application/postscript " ". Ptn "=" application/ X-PTN " ". Pwz "=" Application/powerpoint " ". r3t "=" Text/vnd.rn-realtext3d "&nbsP ". Ra" = "Audio/vnd.rn-realaudio"   ". Ram" = "Audio/x-pn-realaudio"   ". Ras" = "Application/x-ras"   ". Rat" = "Application/rat-file"   ". RDF" = "Text/xml"   ". Rec" = "application/vnd.rn-recording"   ". Red" = " Application/x-red " ". RGB "=" Application/x-rgb " ". RJs "=" Application/vnd.rn-realsystem-rjs " ". Rjt " = "APPLICATION/VND.RN-REALSYSTEM-RJT"   ". RLC" = "APPLICATION/X-RLC"   ". Rle" = "Application/x-rle"   ". RM "=" Application/vnd.rn-realmedia " ". Rmf "=" APPLICATION/VND.ADOBE.RMF " ". Rmi "=" Audio/mid " ". Rmj "=" APPLICATION/VND.RN-REALSYSTEM-RMJ " ". RMM "=" Audio/x-pn-realaudio " ". RMP "=" application/vnd.rn-rn_music _package " ". RMS "=" application/vnd.rn-realmedia-secure " ". rmvb "=" APPLICATION/VND.RN-REALMEDIA-VBR "   ". Rmx" = "APPLICATION/VND.RN-REALSYSTEM-RMX"   ". Rnx" = "Application/vnd.rn-realplayer"   ". RP" = "image /vnd.rn-realpix " ". RPM "=" Audio/x-pn-realaudio-plugin " ". Rsml "=" applicATION/VND.RN-RSML " ". RT "=" Text/vnd.rn-realtext " ". rtf "=" Application/msword " ". rtf "=" Application /x-rtf " ". RV "=" Video/vnd.rn-realvideo " ". Sam "=" Application/x-sam " ". Sat "=" Application/x-sat "   ". SDP" = "APPLICATION/SDP"   ". Sdw" = "Application/x-sdw"   ". Sit" = "application/x-stuffit"   ". SLB" = "APPLICATION/X-SLB"   ". SLD" = "APPLICATION/X-SLD"   ". SLK" = "drawing/x-slk"   ". Smi" = "application/smil " ". Smil "=" Application/smil " ". SMK "=" APPLICATION/X-SMK " ". snd "=" Audio/basic " ". Sol "=" text/ Plain " ". Sor "=" Text/plain " ". SPC "=" application/x-pkcs7-certificates " ". SPL "=" application/ FutureSplash " ". spp "=" text/xml " ". SSM "=" Application/streamingmedia " ". SST "=" Application-pki.certstore " ". StL "=" Application/-pki.stl " ". stm "=" text/html " ". Sty "=" Application /x-sty " ". svg "=" text/xml " ". swf "=" Application/x-shockwave-flash " ". TDF "=" APPLICATION/X-TDF " ". TG4 "=" APPLICATION/X-TG4 " ". TGA "=" application/x-tga " ". tif "=" Image/tiff "   ". tif" = "application/x-tif"   ". Tiff" = "Image/tiff"   ". TLD" = "Text/xml"   ". Top" = "Drawing/x-top" &　　nbsp ". Torrent" = "application/x-bittorrent"   ". Tsd" = "Text/xml"   ". txt" = "Text/plain"   "uin" = "Application /x-icq " ". Uls "=" text/iuls " ". vcf "=" Text/x-vcard " ". Vda "=" Application/x-vda " ". vdx "=" Application/vnd.visio " ". VML "=" Text/xml " ". VPg "=" application/x-vpeg005 " ". Vsd "=" application/ Vnd.visio " ". Vsd "=" Application/x-vsd " ". vss "=" Application/vnd.visio " ". vst "=" application/ Vnd.visio " ". vst "=" Application/x-vst " ". Vsw "=" Application/vnd.visio " " vsx "=" application/ Vnd.visio " ". Vtx "=" Application/vnd.visio " ". Vxml "=" Text/xml " ". wav "=" audio/wav " ". Wax "=" Audio/x-ms-wax " ". Wb1 "=" application/x-wb1 " ". Wb2 "=" application/x-wb2 "&nbsP ". Wb3" = "application/x-wb3"   ". Wbmp" = "image/vnd.wap.wbmp"   ". Wiz" = "Application/msword"   ". Wk3" = " Application/x-wk3 " ". Wk4 "=" Application/x-wk4 " ". Wkq "=" APPLICATION/X-WKQ " ". Wks "=" application/ X-wks " ". Wm "=" VIDEO/X-MS-WM " ". wma "=" audio/x-ms-wma " ". WMD "=" APPLICATION/X-MS-WMD " ". Wmf "= "Application/x-wmf"   ". WML" = "text/vnd.wap.wml"   ". wmv" = "video/x-ms-wmv"   ". Wmx" = "video/x-ms-wmx"   ". wmz" = "application/x-ms-wmz"   ". Wp6" = "application/x-wp6"   ". WPD" = "APPLICATION/X-WPD"   ". WPG "=" APPLICATION/X-WPG " ". WPL "=" APPLICATION/-WPL " ". Wq1 "=" application/x-wq1 " ". Wr1 "=" application/ X-wr1 " ". Wri "=" Application/x-wri " ". Wrk "=" application/x-wrk " ". ws "=" Application/x-ws " ". Ws2 "=" Application/x-ws " ". WSC "=" Text/scriptlet " ". wsdl "=" text/xml " ". wvx "=" video/x-ms-wvx "   ". Xdp" = "APPLICATION/VND.ADOBE.XDP"   ". XDR" = "Text/xml"   ". xfd "=" application/vnd.adobe.xfd " ". Xfdf "=" application/vnd.adobe.xfdf " ". xhtml "=" text/html " ". XLS "=" application/-excel " ". xls "=" Application/x-xls " ". xlw "=" application/x-xlw " ". xml "=" text/ XML " ". xPL "=" Audio/scpls " ". Xq "=" Text/xml " ". Xql "=" Text/xml " ". XQuery "=" Text/xml " ". xsd "=" text/xml " ". xsl "=" text/xml " ". xslt "=" text/xml " ". Xwd "=" application/x-xwd " ". X_b "=" Application/x-x_b " ". x_t "=" application/x-x_t "

What are the Content-type