20:51:33 Create new PHPExcel object<br />20:51:33 Set properties<br />20:51:33 Add data<br />20:51:33 Hide 'Phone' and 'fax' columns<br />20:51:33 Set outline levels<br />20:51:33 Freeze panes<br />20:51:33 Rows to repeat at top<br />20:51:33 Write to Excel2007 format<br />20:51:34 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.2862 seconds<br />20:51:34 Current memory usage: 18 MB<br />20:51:34 Peak memory usage: 22 MB<br />20:51:34 Done writing file<br />File has been created in /var/www/html/petroerp3/vendor/phpoffice/phpexcel/Examples<br />