15:28:39 Enable Cell Caching using MemoryGZip method<br />15:28:39 Create new PHPExcel object<br />15:28:39 Set properties<br />15:28:39 Add data<br />15:28:39 Hide 'Phone' and 'fax' columns<br />15:28:39 Set outline levels<br />15:28:39 Freeze panes<br />15:28:39 Rows to repeat at top<br />15:28:39 Write to Excel2007 format<br />15:28:41 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4119 seconds<br />15:28:41 Current memory usage: 17.5 MB<br />15:28:41 Peak memory usage: 20.25 MB<br />15:28:41 Done writing file<br />File has been created in /home/factovizjh/podcast/vendor/phpoffice/phpexcel/Examples<br />