17:16:07 Enable Cell Caching using MemoryGZip method<br />17:16:07 Create new PHPExcel object<br />17:16:07 Set properties<br />17:16:07 Add data<br />17:16:07 Hide 'Phone' and 'fax' columns<br />17:16:07 Set outline levels<br />17:16:07 Freeze panes<br />17:16:07 Rows to repeat at top<br />17:16:09 Write to Excel2007 format<br />17:16:12 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.9480 seconds<br />17:16:12 Current memory usage: 19 MB<br />17:16:12 Peak memory usage: 21.75 MB<br />17:16:12 Done writing file<br />File has been created in C:\xampp\htdocs\oa-OLD\vendor\phpoffice\phpexcel\Examples<br />