20:19:52 Enable Cell Caching using MemoryGZip method<br />20:19:52 Create new PHPExcel object<br />20:19:52 Set properties<br />20:19:52 Add data<br />20:19:52 Hide 'Phone' and 'fax' columns<br />20:19:52 Set outline levels<br />20:19:52 Freeze panes<br />20:19:52 Rows to repeat at top<br />20:19:54 Write to Excel2007 format<br />20:19:56 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.2098 seconds<br />20:19:56 Current memory usage: 19 MB<br />20:19:56 Peak memory usage: 21.75 MB<br />20:19:56 Done writing file<br />File has been created in D:\whospost\dvReplaceBySit\vendor\phpoffice\phpexcel\Examples<br />