08:57:57 Enable Cell Caching using MemoryGZip method<br />08:57:57 Create new PHPExcel object<br />08:57:57 Set properties<br />08:57:57 Add data<br />08:57:57 Hide 'Phone' and 'fax' columns<br />08:57:57 Set outline levels<br />08:57:57 Freeze panes<br />08:57:57 Rows to repeat at top<br />08:58:00 Write to Excel2007 format<br />08:58:05 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 5.6420 seconds<br />08:58:05 Current memory usage: 23.5 MB<br />08:58:05 Peak memory usage: 26.75 MB<br />08:58:05 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />