14:26:59 Enable Cell Caching using MemoryGZip method<br />14:26:59 Create new PHPExcel object<br />14:26:59 Set properties<br />14:26:59 Add data<br />14:26:59 Hide 'Phone' and 'fax' columns<br />14:26:59 Set outline levels<br />14:26:59 Freeze panes<br />14:26:59 Rows to repeat at top<br />14:26:59 Write to Excel2007 format<br />14:27:00 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3542 seconds<br />14:27:00 Current memory usage: 24 MB<br />14:27:00 Peak memory usage: 28 MB<br />14:27:00 Done writing file<br />File has been created in /var/www/html/admin/vendor/phpoffice/phpexcel/Examples<br />