07:55:08 Enable Cell Caching using MemoryGZip method<br />07:55:08 Create new PHPExcel object<br />07:55:08 Set properties<br />07:55:08 Add data<br />07:55:08 Hide 'Phone' and 'fax' columns<br />07:55:08 Set outline levels<br />07:55:08 Freeze panes<br />07:55:08 Rows to repeat at top<br />07:55:09 Write to Excel2007 format<br />07:55:11 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5479 seconds<br />07:55:11 Current memory usage: 24 MB<br />07:55:11 Peak memory usage: 28 MB<br />07:55:11 Done writing file<br />File has been created in /var/www/html/laravel_test/vendor/phpoffice/phpexcel/Examples<br />