22:58:17 Enable Cell Caching using MemoryGZip method<br />22:58:17 Create new PHPExcel object<br />22:58:17 Set properties<br />22:58:17 Add data<br />22:58:17 Hide 'Phone' and 'fax' columns<br />22:58:17 Set outline levels<br />22:58:17 Freeze panes<br />22:58:17 Rows to repeat at top<br />22:58:20 Write to Excel2007 format<br />22:58:24 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.0744 seconds<br />22:58:24 Current memory usage: 23.75 MB<br />22:58:24 Peak memory usage: 26.75 MB<br />22:58:24 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />