09:36:18 Create new PHPExcel object<br />09:36:18 Set properties<br />09:36:18 Add data<br />09:36:18 Hide 'Phone' and 'fax' columns<br />09:36:18 Set outline levels<br />09:36:18 Freeze panes<br />09:36:18 Rows to repeat at top<br />09:36:19 Write to Excel2007 format<br />09:36:19 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.6178 seconds<br />09:36:19 Current memory usage: 20 MB<br />09:36:19 Peak memory usage: 24 MB<br />09:36:19 Done writing file<br />File has been created in /var/www/html/gtg-academy/vendor/phpoffice/phpexcel/Examples<br />