04:51:09 Enable Cell Caching using MemoryGZip method<br />04:51:09 Create new PHPExcel object<br />04:51:09 Set properties<br />04:51:09 Add data<br />04:51:09 Hide 'Phone' and 'fax' columns<br />04:51:09 Set outline levels<br />04:51:09 Freeze panes<br />04:51:09 Rows to repeat at top<br />04:51:10 Write to Excel2007 format<br />04:51:12 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7635 seconds<br />04:51:12 Current memory usage: 23.75 MB<br />04:51:12 Peak memory usage: 26.75 MB<br />04:51:12 Done writing file<br />File has been created in /var/www/hobn/vendor/phpoffice/phpexcel/Examples<br />