22:30:38 Enable Cell Caching using MemoryGZip method<br />22:30:38 Create new PHPExcel object<br />22:30:38 Set properties<br />22:30:38 Add data<br />22:30:38 Hide 'Phone' and 'fax' columns<br />22:30:38 Set outline levels<br />22:30:38 Freeze panes<br />22:30:38 Rows to repeat at top<br />22:30:41 Write to Excel2007 format<br />22:30:43 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.0084 seconds<br />22:30:43 Current memory usage: 27 MB<br />22:30:43 Peak memory usage: 29.75 MB<br />22:30:43 Done writing file<br />File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples<br />