12:10:05 Create new PHPExcel object<br />12:10:05 Set properties<br />12:10:05 Add data<br />12:10:05 Hide 'Phone' and 'fax' columns<br />12:10:05 Set outline levels<br />12:10:05 Freeze panes<br />12:10:05 Rows to repeat at top<br />12:10:06 Write to Excel2007 format<br />12:10:07 File written to 06largescale.xlsx<br />Call time to write Workbook was 1.0505 seconds<br />12:10:07 Current memory usage: 30.25 MB<br />12:10:07 Peak memory usage: 33.25 MB<br />12:10:07 Done writing file<br />File has been created in /var/www/dolphin/vendor/phpoffice/phpexcel/Examples<br />