12:08:43 Create new PHPExcel object<br />12:08:43 Set properties<br />12:08:43 Add data<br />12:08:43 Hide 'Phone' and 'fax' columns<br />12:08:43 Set outline levels<br />12:08:43 Freeze panes<br />12:08:43 Rows to repeat at top<br />12:08:43 Write to Excel2007 format<br />12:08:43 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.5349 seconds<br />12:08:43 Current memory usage: 22 MB<br />12:08:43 Peak memory usage: 28 MB<br />12:08:43 Done writing file<br />File has been created in /var/www/html/Quetzal/vendor/phpoffice/phpexcel/Examples<br />