11:17:03 Enable Cell Caching using MemoryGZip method<br />11:17:03 Create new PHPExcel object<br />11:17:03 Set properties<br />11:17:03 Add data<br />11:17:03 Hide 'Phone' and 'fax' columns<br />11:17:03 Set outline levels<br />11:17:03 Freeze panes<br />11:17:03 Rows to repeat at top<br />11:17:05 Write to Excel2007 format<br />11:17:07 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.4980 seconds<br />11:17:07 Current memory usage: 17.25 MB<br />11:17:07 Peak memory usage: 20 MB<br />11:17:07 Done writing file<br />File has been created in /var/www/provuna.com/banq/api/vendor/phpoffice/phpexcel/Examples<br />