html input上传文件 HTML input accept 属性 (文件上传类型控制)

HTML input accept 属性

HTML <input> 标签

浏览器支持

Internet Explorer 10、Firefox、Opera、Chrome 和 Safari 6 支持 accept 属性。

注意：Internet Explorer 9 及之前的版本都不支持 <input> 标签的 accept 属性。

定义和用法

accept 属性规定了可通过文件上传提交的服务器接受的文件类型。

注意：accept 属性仅适用于 <input type="file">。

提示：请不要将该属性作为您的验证工具。应该在服务器上对文件上传进行验证。

HTML 4.01 与 HTML5之间的差异

无。

语法

提示：如需规定多个值，请使用逗号分隔（比如 <input accept="audio/*,video/*,image/*" />）。

属性值

常用MIME类型

后缀名       MIME名称
*.3gpp    audio/3gpp, video/3gpp
*.ac3    audio/ac3
*.asf       allpication/vnd.ms-asf
*.au           audio/basic
*.css           text/css
*.csv           text/csv
*.doc    application/msword    
*.dot    application/msword    
*.dtd    application/xml-dtd    
*.dwg    image/vnd.dwg    
*.dxf      image/vnd.dxf
*.gif            image/gif    
*.htm    text/html    
*.html    text/html    
*.jp2            image/jp2    
*.jpe       image/jpeg
*.jpeg    image/jpeg
*.jpg          image/jpeg    
*.js       text/javascript, application/javascript    
*.json    application/json    
*.mp2    audio/mpeg, video/mpeg    
*.mp3    audio/mpeg    
*.mp4    audio/mp4, video/mp4    
*.mpeg    video/mpeg    
*.mpg    video/mpeg    
*.mpp    application/vnd.ms-project    
*.ogg    application/ogg, audio/ogg    
*.pdf    application/pdf    
*.png    image/png    
*.pot    application/vnd.ms-powerpoint    
*.pps    application/vnd.ms-powerpoint    
*.ppt    application/vnd.ms-powerpoint    
*.rtf            application/rtf, text/rtf    
*.svf           image/vnd.svf    
*.tif         image/tiff    
*.tiff       image/tiff    
*.txt           text/plain    
*.wdb    application/vnd.ms-works    
*.wps    application/vnd.ms-works    
*.xhtml    application/xhtml+xml    
*.xlc      application/vnd.ms-excel    
*.xlm    application/vnd.ms-excel    
*.xls           application/vnd.ms-excel    
*.xlt      application/vnd.ms-excel    
*.xlw      application/vnd.ms-excel    
*.xml    text/xml, application/xml    
*.zip            aplication/zip    
*.xlsx     application/vnd.openxmlformats-officedocument.spreadsheetml.sheet