15:03:41 Enable Cell Caching using MemoryGZip method<br />15:03:41 Create new PHPExcel object<br />15:03:41 Set properties<br />15:03:41 Add data<br />15:03:41 Hide 'Phone' and 'fax' columns<br />15:03:41 Set outline levels<br />15:03:41 Freeze panes<br />15:03:41 Rows to repeat at top<br />15:03:42 Write to Excel2007 format<br />15:03:43 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7075 seconds<br />15:03:43 Current memory usage: 24 MB<br />15:03:43 Peak memory usage: 28 MB<br />15:03:43 Done writing file<br />File has been created in /var/www/laravel-tms/vendor/phpoffice/phpexcel/Examples<br />