15:01:08 Create new PHPExcel object<br />15:01:08 Set properties<br />15:01:08 Add data<br />15:01:08 Hide 'Phone' and 'fax' columns<br />15:01:08 Set outline levels<br />15:01:08 Freeze panes<br />15:01:08 Rows to repeat at top<br />15:01:08 Write to Excel2007 format<br />15:01:09 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.2660 seconds<br />15:01:09 Current memory usage: 18 MB<br />15:01:09 Peak memory usage: 22 MB<br />15:01:09 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />