18:29:15 Create new PHPExcel object<br />18:29:15 Set properties<br />18:29:15 Add data<br />18:29:15 Hide 'Phone' and 'fax' columns<br />18:29:15 Set outline levels<br />18:29:15 Freeze panes<br />18:29:15 Rows to repeat at top<br />18:29:15 Write to Excel2007 format<br />18:29:16 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.3617 seconds<br />18:29:16 Current memory usage: 20 MB<br />18:29:16 Peak memory usage: 24 MB<br />18:29:16 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />