I was looking for a good way to convert a number to the Excel column letter, for example: 1 -> A 26 -> Z 27 …
$default_border = array( 'style' => PHPExcel_Style_Border::BORDER_THIN, 'color' => array…
require_once('PHPExcel/Classes/PHPExcel.php'); // create php excel object $doc = new PHPExcel(); // set active…
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