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Posted to user@poi.apache.org by Glen Stampoultzis <gs...@iinet.net.au> on 2004/02/22 12:48:41 UTC
Re: xls file format : Regarding what are the bare minimum
records needed for an xls file
It's pretty hard to tell what's the bear minimum because things like that
just aren't documented. To find out you'd have to start removing records
and see if Excel will still open the spreadsheet.
Regards,
Glen
At 10:33 PM 22/02/2004, you wrote:
>Hi ,
>
>I am a newbie trying to understand excel file format.
>I have a clarification regarding what are the bare
>minimum records which are needed in a excel file.
>
>The documention contained in sc.openoffice.org
>indicates that the following is the bare minimum. The
>others are optional.
>
>// workbook global
>BOF
>WINDOW1
>FONT (1..N)
>XF (1..N)
>STYLE (1..N)
>BOUNDSHEET (1..N)
>EOF
>
>// worksheet substream
>BOF
>DIMENSIONS
>WINDOW2
>EOF
>
>
>But in Apache POI-HSSF if I create an *empty* excel
>file and view through java BIFFViewer I can see many
>more records than this . Yes, HSSF may be writing
>some default values for other records. But just to
>clarify, with the above minimum records is it
>possible create a valid excel file ?
>
>Thanks in Advance
>ObiVan
>
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Glen Stampoultzis
gstamp@iinet.net.au
http://members.iinet.net.au/~gstamp/glen/