bt-nn
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bt-nn
I found `$writer->writeSheetHeader('Sheet1', $header, $col_options = ['widths'=>[10,20,30,40]] );` which worked as expected but when i try `$writer->writeSheetHeader('Sheet1', $header, $col_options = ['widths'=>[null,null,null,40]] );` only the last col is displayed. Adding a...