20:41:39 Enable Cell Caching using MemoryGZip method<br />20:41:39 Create new PHPExcel object<br />20:41:39 Set properties<br />20:41:39 Add data<br />20:41:39 Hide 'Phone' and 'fax' columns<br />20:41:39 Set outline levels<br />20:41:39 Freeze panes<br />20:41:39 Rows to repeat at top<br />20:41:41 Write to Excel2007 format<br />20:41:45 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.9051 seconds<br />20:41:45 Current memory usage: 23.75 MB<br />20:41:45 Peak memory usage: 26.75 MB<br />20:41:45 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />