15:02:10 Enable Cell Caching using MemoryGZip method<br />15:02:10 Create new PHPExcel object<br />15:02:10 Set properties<br />15:02:10 Add data<br />15:02:10 Hide 'Phone' and 'fax' columns<br />15:02:10 Set outline levels<br />15:02:10 Freeze panes<br />15:02:10 Rows to repeat at top<br />15:02:11 Write to Excel2007 format<br />15:02:13 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.3819 seconds<br />15:02:13 Current memory usage: 27.75 MB<br />15:02:13 Peak memory usage: 31 MB<br />15:02:13 Done writing file<br />File has been created in /var/www/loyalworld_160326.bk/loyalworld/vendor/phpoffice/phpexcel/Examples<br />