07:11:50 Enable Cell Caching using MemoryGZip method<br />07:11:50 Create new PHPExcel object<br />07:11:50 Set properties<br />07:11:50 Add data<br />07:11:50 Hide 'Phone' and 'fax' columns<br />07:11:50 Set outline levels<br />07:11:50 Freeze panes<br />07:11:50 Rows to repeat at top<br />07:11:51 Write to Excel2007 format<br />07:11:53 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7256 seconds<br />07:11:53 Current memory usage: 23.75 MB<br />07:11:53 Peak memory usage: 26.75 MB<br />07:11:53 Done writing file<br />File has been created in /var/www/hobn/vendor/phpoffice/phpexcel/Examples<br />