htmlinputfileaccept上传⽂件类型限制格式MIME类型列表例：
<input type="file" accept="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" (change)="change($event)" multiple="false" class="ml-sm" /> File
extension
File type MIME type
.docx Microsoft Office Word 2007 document application/vnd.openxmlformats-officedocument.wordprocessingml.document
.docm Office Word 2007 macro-enabled document application/vnd.ms-word.document.macroEnabled.12
.dotx Office Word 2007 template application/vnd.plate
.dotm Office Word 2007 macro-enabled document template application/plate.macroEnabled.12
.
xlsx Microsoft Office Excel 2007 workbook application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
.xlsm Office Excel 2007 macro-enabled workbook application/vnd.ms-excel.sheet.macroEnabled.12
.xltx Office Excel 2007 template application/vnd.plate
.xltm Office Excel 2007 macro-enabled workbook template application/plate.macroEnabled.12
.xlsb Office Excel 2007 binary workbook application/vnd.ms-excel.sheet.binary.macroEnabled.12 .xlam Office Excel 2007 add-in application/vnd.ms-excel.addin.macroEnabled.12
.pptx Microsoft Office PowerPoint 2007 presentation application/vnd.openxmlformats-officedocument.presentationml.presentation
.pptm Office PowerPoint 2007 macro-enabled presentation application/vnd.ms-powerpoint.presentation.macroEnabled.12
.
ppsx Office PowerPoint 2007 slide show application/vnd.openxmlformats-officedocument.presentationml.slideshow
.ppsm Office PowerPoint 2007 macro-enabled slide show application/vnd.ms-powerpoint.slideshow.macroEnabled.12
.potx Office PowerPoint 2007 template application/vnd.plate
.potm Office PowerPoint 2007 macro-enabled presentation
templatehtml input type属性
application/plate.macroEnabled.12
.ppam Office PowerPoint 2007 add-in application/vnd.ms-powerpoint.addin.macroEnabled.12
.sldx Office PowerPoint 2007 slide application/vnd.openxmlformats-officedocument.presentationml.slide .sldm Office PowerPoint 2007 macro-enabled slide application/vnd.ms-powerpoint.slide.macroEnabled.12
.one Microsoft Office OneNote 2007 section application/msonenote
.onetoc2Office OneNote 2007 TOC application/msonenote
.onetmp Office OneNote 2007 temporary file application/msonenote
.onepkg Office OneNote 2007 package application/msonenote
.thmx2007 Office system release theme application/vnd.ms-officetheme
*.3gpp audio/3gpp, video/3gpp3GPP Audio/Video
*.ac3audio/ac3AC3 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
*.jp2image/jp2JPEG-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
*.mp2audio/mpeg, video/mpeg MPEG Audio/Video Stream, Layer II *.mp3audio/mpeg MPEG Audio Stream, Layer III
*.mp4audio/mp4, video/mp4MPEG-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

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