21:21:41 Enable Cell Caching using MemoryGZip method<br />21:21:41 Create new PHPExcel object<br />21:21:42 Set properties<br />21:21:42 Add data<br />21:21:42 Hide 'Phone' and 'fax' columns<br />21:21:42 Set outline levels<br />21:21:42 Freeze panes<br />21:21:42 Rows to repeat at top<br />21:21:44 Write to Excel2007 format<br />21:21:49 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.9392 seconds<br />21:21:49 Current memory usage: 21 MB<br />21:21:49 Peak memory usage: 23.75 MB<br />21:21:49 Done writing file<br />File has been created in E:\www\mango\Examples<br />