06:58:31 Enable Cell Caching using MemoryGZip method<br />06:58:31 Create new PHPExcel object<br />06:58:31 Set properties<br />06:58:31 Add data<br />06:58:31 Hide 'Phone' and 'fax' columns<br />06:58:31 Set outline levels<br />06:58:31 Freeze panes<br />06:58:31 Rows to repeat at top<br />06:58:33 Write to Excel2007 format<br />06:58:37 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.8723 seconds<br />06:58:37 Current memory usage: 28.25 MB<br />06:58:37 Peak memory usage: 31.25 MB<br />06:58:37 Done writing file<br />File has been created in D:\wwwroot\dorm\vendor\phpoffice\phpexcel\Examples<br />