07:56:44 Enable Cell Caching using MemoryGZip method<br />07:56:44 Create new PHPExcel object<br />07:56:44 Set properties<br />07:56:44 Add data<br />07:56:44 Hide 'Phone' and 'fax' columns<br />07:56:44 Set outline levels<br />07:56:44 Freeze panes<br />07:56:44 Rows to repeat at top<br />07:56:44 Write to Excel2007 format<br />07:56:46 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4452 seconds<br />07:56:46 Current memory usage: 22 MB<br />07:56:46 Peak memory usage: 26 MB<br />07:56:46 Done writing file<br />File has been created in /home/akacsystem/facturacion.akacsystem.com/vendor/phpoffice/phpexcel/Examples<br />