06:41:27 Enable Cell Caching using MemoryGZip method<br />06:41:27 Create new PHPExcel object<br />06:41:27 Set properties<br />06:41:27 Add data<br />06:41:27 Hide 'Phone' and 'fax' columns<br />06:41:27 Set outline levels<br />06:41:27 Freeze panes<br />06:41:27 Rows to repeat at top<br />06:41:29 Write to Excel2007 format<br />06:41:33 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.7357 seconds<br />06:41:33 Current memory usage: 23.25 MB<br />06:41:33 Peak memory usage: 26.75 MB<br />06:41:33 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />