15:08:11 Enable Cell Caching using MemoryGZip method<br />15:08:11 Create new PHPExcel object<br />15:08:11 Set properties<br />15:08:11 Add data<br />15:08:11 Hide 'Phone' and 'fax' columns<br />15:08:11 Set outline levels<br />15:08:11 Freeze panes<br />15:08:11 Rows to repeat at top<br />15:08:11 Write to Excel2007 format<br />15:08:13 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4758 seconds<br />15:08:13 Current memory usage: 15.25 MB<br />15:08:13 Peak memory usage: 18 MB<br />15:08:13 Done writing file<br />File has been created in /home/abpwebfrnh/www/test/vendor/phpoffice/phpexcel/Examples<br />