13:15:33 Enable Cell Caching using MemoryGZip method<br />13:15:33 Create new PHPExcel object<br />13:15:33 Set properties<br />13:15:33 Add data<br />13:15:33 Hide 'Phone' and 'fax' columns<br />13:15:33 Set outline levels<br />13:15:33 Freeze panes<br />13:15:33 Rows to repeat at top<br />13:15:36 Write to Excel2007 format<br />13:15:39 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.3041 seconds<br />13:15:39 Current memory usage: 19 MB<br />13:15:39 Peak memory usage: 21.75 MB<br />13:15:39 Done writing file<br />File has been created in D:\whospost\crawlerTest\vendor\phpoffice\phpexcel\Examples<br />