11:35:07 Enable Cell Caching using MemoryGZip method<br />11:35:07 Create new PHPExcel object<br />11:35:07 Set properties<br />11:35:07 Add data<br />11:35:07 Hide 'Phone' and 'fax' columns<br />11:35:07 Set outline levels<br />11:35:07 Freeze panes<br />11:35:07 Rows to repeat at top<br />11:35:08 Write to Excel2007 format<br />11:35:11 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.1171 seconds<br />11:35:11 Current memory usage: 20 MB<br />11:35:11 Peak memory usage: 26 MB<br />11:35:11 Done writing file<br />File has been created in /var/www/thebuggenie/vendor/phpoffice/phpexcel/Examples<br />