21:22:14 Enable Cell Caching using MemoryGZip method<br />21:22:14 Create new PHPExcel object<br />21:22:14 Set properties<br />21:22:14 Add data<br />21:22:14 Hide 'Phone' and 'fax' columns<br />21:22:14 Set outline levels<br />21:22:14 Freeze panes<br />21:22:14 Rows to repeat at top<br />21:22:16 Write to Excel2007 format<br />21:22:21 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 5.1288 seconds<br />21:22:21 Current memory usage: 21 MB<br />21:22:21 Peak memory usage: 23.75 MB<br />21:22:21 Done writing file<br />File has been created in E:\www\__mango\Examples<br />