As pointed out above, autofit isn't possible using Spreadsheet::WriteExcel (since it isn't controlled by the file format).

However, here is a workaround that I posted to the Spreadsheet::WriteExcel Google-Group.

--
John.

In reply to Re: How to set an Excel column to 'AutoFit' by jmcnamara
in thread How to set an Excel column to 'AutoFit' by JimRobinson

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