23:45:58 Create new PHPExcel object<br />23:45:58 Set document properties<br />23:45:58 Add some data<br />23:45:58 Add conditional formatting<br />23:45:58 Duplicate the conditional formatting across a range of cells<br />23:45:58 Write to Excel2007 format<br /><br />
<b>Fatal error</b>:  Class 'ZipArchive' not found in <b>/var/www/html/back/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>227</b><br />