常见上传文件对应的文件类型

文件格式MIME文件类型 docx

application/vnd.openxmlformats-officedocument.wordprocessingml.document

doc

application/msword

xlsx

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

xls

application/vnd.ms-excel

csv

.csv

pptx

application/vnd.openxmlformats-officedocument.presentationml.presentation

ppt

application/vnd.ms-powerpoint

pdf

application/pdf

zip

application/zip application/x-zip-compressed

jpg/jpeg

image/jpeg

png

image/png