//文档文件类型的
.ai application/postscript
.eps application/postscript
.exe application/octet-stream
.doc application/vnd.ms-word
.xls application/vnd.ms-excel
.ppt application/vnd.ms-powerpoint
.pps application/vnd.ms-powerpoint
.pdf application/pdf
.xml application/xml
.odt application/vnd.oasis.opendocument.text
.swf application/x-shockwave-flash
//压缩文件类型的
.gz application/x-gzip
.tgz application/x-gzip
.bz application/x-bzip2
.bz2 application/x-bzip2
.tbz application/x-bzip2
.zip application/zip
.rar application/x-rar
.tar application/x-tar
.7z application/x-7z-compressed
//文字类型
.txt text/plain
.php text/x-php
.html text/html
.htm text/html
.js text/javascript
.css text/css
.rtf text/rtf
.rtfd text/rtfd
.py text/x-python
.java text/x-java-source
.rb text/x-ruby
.sh text/x-shellscript
.pl text/x-perl
.sql text/x-sql
//图片类型的
.bmp image/x-ms-bmp
.jpg image/jpeg
.jpeg image/jpeg
.gif image/gif
.png image/png
.tif image/tiff
.tiff image/tiff
.tga image/x-targa
.psd image/vnd.adobe.photoshop
//音频文件类型的
.mp3 audio/mpeg
.mid audio/midi
.ogg audio/ogg
.mp4a audio/mp4
.wav audio/wav
.wma audio/x-ms-wma
//视频文件类型的
.avi video/x-msvideo
.dv video/x-dv
.mp4 video/mp4
.mpeg video/mpeg
.mpg video/mpeg
.mov video/quicktime
.wm video/x-ms-wmv
.flv video/x-flv
.mkv video/x-matroska
转自：https://www.cnblogs.com/dengyg200891/p/6012802.html