11:49:12 Enable Cell Caching using MemoryGZip method<br />11:49:12 Create new PHPExcel object<br />11:49:12 Set properties<br />11:49:12 Add data<br />11:49:12 Hide 'Phone' and 'fax' columns<br />11:49:12 Set outline levels<br />11:49:12 Freeze panes<br />11:49:12 Rows to repeat at top<br />11:49:13 Write to Excel2007 format<br />11:49:16 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.4872 seconds<br />11:49:16 Current memory usage: 17.25 MB<br />11:49:16 Peak memory usage: 20 MB<br />11:49:16 Done writing file<br />File has been created in /var/www/provuna.com/banq/api/vendor/phpoffice/phpexcel/Examples<br />