19:51:31 Create new PHPExcel object<br />19:51:31 Set properties<br />19:51:31 Add data<br />19:51:31 Hide 'Phone' and 'fax' columns<br />19:51:31 Set outline levels<br />19:51:31 Freeze panes<br />19:51:31 Rows to repeat at top<br />19:51:31 Write to Excel2007 format<br />19:51:31 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.5745 seconds<br />19:51:31 Current memory usage: 24 MB<br />19:51:31 Peak memory usage: 28 MB<br />19:51:31 Done writing file<br />File has been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />