01:19:48 Enable Cell Caching using MemoryGZip method<br />01:19:48 Create new PHPExcel object<br />01:19:48 Set properties<br />01:19:48 Add data<br />01:19:48 Hide 'Phone' and 'fax' columns<br />01:19:48 Set outline levels<br />01:19:48 Freeze panes<br />01:19:48 Rows to repeat at top<br />01:19:49 Write to Excel2007 format<br />01:19:52 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.2481 seconds<br />01:19:52 Current memory usage: 27.75 MB<br />01:19:52 Peak memory usage: 30.75 MB<br />01:19:52 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />