19:20:41 Enable Cell Caching using MemoryGZip method<br />19:20:41 Create new PHPExcel object<br />19:20:41 Set properties<br />19:20:41 Add data<br />19:20:41 Hide 'Phone' and 'fax' columns<br />19:20:41 Set outline levels<br />19:20:41 Freeze panes<br />19:20:41 Rows to repeat at top<br />19:20:43 Write to Excel2007 format<br />19:20:45 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.2735 seconds<br />19:20:45 Current memory usage: 17.25 MB<br />19:20:45 Peak memory usage: 20 MB<br />19:20:45 Done writing file<br />File has been created in /var/www/provuna.com/banq/api/vendor/phpoffice/phpexcel/Examples<br />