13:13:51 Create new PHPExcel object<br />13:13:51 Set properties<br />13:13:51 Add data<br />13:13:51 Hide 'Phone' and 'fax' columns<br />13:13:51 Set outline levels<br />13:13:51 Freeze panes<br />13:13:51 Rows to repeat at top<br />13:13:52 Write to Excel2007 format<br />13:13:52 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.6453 seconds<br />13:13:52 Current memory usage: 18 MB<br />13:13:52 Peak memory usage: 22 MB<br />13:13:52 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />