04:02:27 Enable Cell Caching using MemoryGZip method<br />04:02:27 Create new PHPExcel object<br />04:02:27 Set properties<br />04:02:27 Add data<br />04:02:27 Hide 'Phone' and 'fax' columns<br />04:02:27 Set outline levels<br />04:02:27 Freeze panes<br />04:02:27 Rows to repeat at top<br />04:02:27 Write to Excel2007 format<br />04:02:28 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.5673 seconds<br />04:02:28 Current memory usage: 10 MB<br />04:02:28 Peak memory usage: 16 MB<br />04:02:28 Done writing file<br />File has been created in /var/www/rh/vendor/phpoffice/phpexcel/Examples<br />