23:01:37 Enable Cell Caching using MemoryGZip method<br />23:01:37 Create new PHPExcel object<br />23:01:37 Set properties<br />23:01:37 Add data<br />23:01:37 Hide 'Phone' and 'fax' columns<br />23:01:37 Set outline levels<br />23:01:37 Freeze panes<br />23:01:37 Rows to repeat at top<br />23:01:39 Write to Excel2007 format<br />23:01:41 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.3259 seconds<br />23:01:41 Current memory usage: 28 MB<br />23:01:41 Peak memory usage: 31 MB<br />23:01:41 Done writing file<br />File has been created in /var/www/skav909/vendor/phpoffice/phpexcel/Examples<br />