Setting mime type for excel document

Question

MS Excel has the following observed MIME types    application vnd ms-excel  official  application msexcel application x-msexcel application x-ms-excel application x-excel application x-dos ms excel application xls application x-xls application vnd openxmlformats-officedocument spreadsheetml sheet  xlsx    Is there any one type that would work for all versions  If not  do we need to set response setContentType   with each one of these mime types individually   Also  we use file streaming in our application to display document  not just excel - any type of document   In doing so  how can we retain the filename if the user opts to save the file - currently  the name of the servlet that renders the file appears as the default name

User · Answer

For  xls use the following content-type  application vnd ms-excel   For Excel 2007 version and above  xlsx files format  application vnd openxmlformats-officedocument spreadsheetml sheet

User · Answer

I believe the standard MIME type for Excel files is application vnd ms-excel    Regarding the name of the document  you should set the following header in the response   header  Content-Disposition  attachment  filename  name of excel file xls

User · Answer

For anyone who is still stumbling with this after using all of the possible MIME types listed in the question   I have found that iMacs tend to also throw a MIME type of  text xls  for XLS Excel files  hope this helps

User · Answer

I was setting MIME type from  NET code as below -  File generatedFileName   application vnd openxmlformats-officedocument spreadsheetml sheet     My application generates excel using OpenXML SDK  This MIME type worked -  vnd openxmlformats-officedocument spreadsheetml sheet

User · Answer

You should always use below MIME type if you want to serve excel file in xlsx format  application vnd openxmlformats-officedocument spreadsheetml sheet

User · Answer

I am using EPPlus to generate  xlsx  OpenXML format based  excel file  For sending this excel file as attachment in email I use the following MIME type and it works fine with EPPlus generated file and opens properly in ms-outlook mail client preview   string mimeType    application vnd openxmlformats-officedocument spreadsheetml sheet   System Net Mime ContentType contentType   null  if  mimeType  Length  gt  0        contentType   new System Net Mime ContentType mimeType

User · Answer

Waking up an old thread here I see  but I felt the urge to add the  new   xlsx format   According to http   filext com file-extension XLSX the extension for  xlsx is application vnd openxmlformats-officedocument spreadsheetml sheet  It might be a good idea to include it when checking for mime types

[excel] Setting mime type for excel document

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