02:17:15 Enable Cell Caching using MemoryGZip method<br />02:17:15 Create new PHPExcel object<br />02:17:15 Set properties<br />02:17:15 Add data<br />02:17:15 Hide 'Phone' and 'fax' columns<br />02:17:15 Set outline levels<br />02:17:15 Freeze panes<br />02:17:15 Rows to repeat at top<br />02:17:16 Write to Excel2007 format<br />02:17:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.4442 seconds<br />02:17:19 Current memory usage: 24 MB<br />02:17:19 Peak memory usage: 28 MB<br />02:17:19 Done writing file<br />File has been created in /var/www/laravel-tms/vendor/phpoffice/phpexcel/Examples<br />