19:46:35 Enable Cell Caching using MemoryGZip method<br />19:46:35 Create new PHPExcel object<br />19:46:35 Set properties<br />19:46:35 Add data<br />19:46:35 Hide 'Phone' and 'fax' columns<br />19:46:35 Set outline levels<br />19:46:35 Freeze panes<br />19:46:35 Rows to repeat at top<br />19:46:36 Write to Excel2007 format<br />19:46:38 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5019 seconds<br />19:46:38 Current memory usage: 24 MB<br />19:46:38 Peak memory usage: 28 MB<br />19:46:38 Done writing file<br />File has been created in /var/www/shop_test/vendor/phpoffice/phpexcel/Examples<br />