17:17:52 Enable Cell Caching using MemoryGZip method<br />17:17:52 Create new PHPExcel object<br />17:17:52 Set properties<br />17:17:52 Add data<br />17:17:52 Hide 'Phone' and 'fax' columns<br />17:17:52 Set outline levels<br />17:17:52 Freeze panes<br />17:17:52 Rows to repeat at top<br />17:17:52 Write to Excel2007 format<br />17:17:53 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.6841 seconds<br />17:17:53 Current memory usage: 20 MB<br />17:17:53 Peak memory usage: 26 MB<br />17:17:53 Done writing file<br />File has been created in /var/www/html/elite-tuba/vendor/phpoffice/phpexcel/Examples<br />