20:26:41 Enable Cell Caching using MemoryGZip method<br />20:26:41 Create new PHPExcel object<br />20:26:41 Set properties<br />20:26:41 Add data<br />20:26:41 Hide 'Phone' and 'fax' columns<br />20:26:41 Set outline levels<br />20:26:41 Freeze panes<br />20:26:41 Rows to repeat at top<br />20:26:42 Write to Excel2007 format<br />20:26:44 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7722 seconds<br />20:26:44 Current memory usage: 10 MB<br />20:26:44 Peak memory usage: 14 MB<br />20:26:44 Done writing file<br />File has been created in /var/www/mp/vendor/phpoffice/phpexcel/Examples<br />