14:13:03 Enable Cell Caching using MemoryGZip method<br />14:13:03 Create new PHPExcel object<br />14:13:03 Set properties<br />14:13:03 Add data<br />14:13:03 Hide 'Phone' and 'fax' columns<br />14:13:03 Set outline levels<br />14:13:03 Freeze panes<br />14:13:03 Rows to repeat at top<br />14:13:05 Write to Excel2007 format<br />14:13:09 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.6229 seconds<br />14:13:09 Current memory usage: 19.25 MB<br />14:13:09 Peak memory usage: 22 MB<br />14:13:09 Done writing file<br />File has been created in C:\xampp\htdocs\oa\vendor\phpoffice\phpexcel\Examples<br />