04:11:14 Enable Cell Caching using MemoryGZip method<br />04:11:14 Create new PHPExcel object<br />04:11:14 Set properties<br />04:11:14 Add data<br />04:11:14 Hide 'Phone' and 'fax' columns<br />04:11:14 Set outline levels<br />04:11:14 Freeze panes<br />04:11:14 Rows to repeat at top<br />04:11:14 Write to Excel2007 format<br />04:11:15 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.8855 seconds<br />04:11:15 Current memory usage: 20 MB<br />04:11:15 Peak memory usage: 26 MB<br />04:11:15 Done writing file<br />File has been created in /var/www/minidev/vendor/phpoffice/phpexcel/Examples<br />