13:02:02 Create new PHPExcel object<br />13:02:02 Set properties<br />13:02:02 Add data<br />13:02:02 Hide 'Phone' and 'fax' columns<br />13:02:02 Set outline levels<br />13:02:02 Freeze panes<br />13:02:02 Rows to repeat at top<br />13:02:02 Write to Excel2007 format<br />13:02:02 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.4657 seconds<br />13:02:02 Current memory usage: 18 MB<br />13:02:02 Peak memory usage: 22 MB<br />13:02:02 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />