03:52:58 Enable Cell Caching using MemoryGZip method<br />03:52:58 Create new PHPExcel object<br />03:52:58 Set properties<br />03:52:58 Add data<br />03:52:58 Hide 'Phone' and 'fax' columns<br />03:52:58 Set outline levels<br />03:52:58 Freeze panes<br />03:52:58 Rows to repeat at top<br />03:53:00 Write to Excel2007 format<br />03:53:05 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.6562 seconds<br />03:53:05 Current memory usage: 26.75 MB<br />03:53:05 Peak memory usage: 30 MB<br />03:53:05 Done writing file<br />File has been created in /var/www/html/gestion_dls_laravel/vendor/phpoffice/phpexcel/Examples<br />