14:19:41 Enable Cell Caching using MemoryGZip method<br />14:19:41 Create new PHPExcel object<br />14:19:41 Set properties<br />14:19:41 Add data<br />14:19:41 Hide 'Phone' and 'fax' columns<br />14:19:41 Set outline levels<br />14:19:41 Freeze panes<br />14:19:41 Rows to repeat at top<br />14:19:41 Write to Excel2007 format<br />14:19:44 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.2496 seconds<br />14:19:44 Current memory usage: 24 MB<br />14:19:44 Peak memory usage: 30 MB<br />14:19:44 Done writing file<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />