09:59:26 Enable Cell Caching using MemoryGZip method<br />09:59:26 Create new PHPExcel object<br />09:59:26 Set properties<br />09:59:26 Add data<br />09:59:26 Hide 'Phone' and 'fax' columns<br />09:59:26 Set outline levels<br />09:59:26 Freeze panes<br />09:59:26 Rows to repeat at top<br />09:59:28 Write to Excel2007 format<br />09:59:30 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.2932 seconds<br />09:59:30 Current memory usage: 19.25 MB<br />09:59:30 Peak memory usage: 22 MB<br />09:59:30 Done writing file<br />File has been created in D:\whospost\dvT\vendor\phpoffice\phpexcel\Examples<br />