04:11:28 Enable Cell Caching using MemoryGZip method<br />04:11:28 Create new PHPExcel object<br />04:11:28 Set properties<br />04:11:28 Add data<br />04:11:28 Hide 'Phone' and 'fax' columns<br />04:11:28 Set outline levels<br />04:11:28 Freeze panes<br />04:11:28 Rows to repeat at top<br />04:11:29 Write to Excel2007 format<br />04:11:30 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8414 seconds<br />04:11:30 Current memory usage: 27 MB<br />04:11:30 Peak memory usage: 30.25 MB<br />04:11:30 Done writing file<br />File has been created in /var/www/hobn/vendor/phpoffice/phpexcel/Examples<br />