21:22:45 Enable Cell Caching using MemoryGZip method<br />21:22:45 Create new PHPExcel object<br />21:22:45 Set properties<br />21:22:45 Add data<br />21:22:45 Hide 'Phone' and 'fax' columns<br />21:22:45 Set outline levels<br />21:22:45 Freeze panes<br />21:22:45 Rows to repeat at top<br />21:22:45 Write to Excel2007 format<br />21:22:47 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4770 seconds<br />21:22:47 Current memory usage: 12 MB<br />21:22:47 Peak memory usage: 16 MB<br />21:22:47 Done writing file<br />File has been created in /var/www/shop_test/vendor/phpoffice/phpexcel/Examples<br />