22:19:06 Enable Cell Caching using MemoryGZip method<br />22:19:06 Create new PHPExcel object<br />22:19:06 Set properties<br />22:19:06 Add data<br />22:19:06 Hide 'Phone' and 'fax' columns<br />22:19:06 Set outline levels<br />22:19:06 Freeze panes<br />22:19:06 Rows to repeat at top<br />22:19:08 Write to Excel2007 format<br />22:19:10 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.6208 seconds<br />22:19:10 Current memory usage: 28 MB<br />22:19:10 Peak memory usage: 30.75 MB<br />22:19:10 Done writing file<br />File has been created in /var/www/html/duhasyariah/vendor/phpoffice/phpexcel/Examples<br />