21:14:13 Enable Cell Caching using MemoryGZip method<br />21:14:13 Create new PHPExcel object<br />21:14:13 Set properties<br />21:14:13 Add data<br />21:14:13 Hide 'Phone' and 'fax' columns<br />21:14:13 Set outline levels<br />21:14:13 Freeze panes<br />21:14:13 Rows to repeat at top<br />21:14:13 Write to Excel2007 format<br />21:14:14 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6862 seconds<br />21:14:14 Current memory usage: 22 MB<br />21:14:14 Peak memory usage: 26 MB<br />21:14:14 Done writing file<br />File has been created in /var/www/html/elite-iba/vendor/phpoffice/phpexcel/Examples<br />