20:26:33 Enable Cell Caching using MemoryGZip method<br />20:26:33 Create new PHPExcel object<br />20:26:33 Set properties<br />20:26:33 Add data<br />20:26:33 Hide 'Phone' and 'fax' columns<br />20:26:33 Set outline levels<br />20:26:33 Freeze panes<br />20:26:33 Rows to repeat at top<br />20:26:35 Write to Excel2007 format<br />20:26:38 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.4090 seconds<br />20:26:38 Current memory usage: 29.25 MB<br />20:26:38 Peak memory usage: 32.25 MB<br />20:26:38 Done writing file<br />File has been created in /var/www/html/lmsold/vendor/phpoffice/phpexcel/Examples<br />