18:28:56 Enable Cell Caching using MemoryGZip method<br />18:28:56 Create new PHPExcel object<br />18:28:56 Set properties<br />18:28:56 Add data<br />18:28:56 Hide 'Phone' and 'fax' columns<br />18:28:56 Set outline levels<br />18:28:56 Freeze panes<br />18:28:56 Rows to repeat at top<br />18:28:58 Write to Excel2007 format<br />18:29:00 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.9615 seconds<br />18:29:00 Current memory usage: 27 MB<br />18:29:00 Peak memory usage: 29.75 MB<br />18:29:00 Done writing file<br />File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples<br />