15:02:02 Enable Cell Caching using MemoryGZip method<br />15:02:02 Create new PHPExcel object<br />15:02:02 Set properties<br />15:02:02 Add data<br />15:02:02 Hide 'Phone' and 'fax' columns<br />15:02:02 Set outline levels<br />15:02:02 Freeze panes<br />15:02:02 Rows to repeat at top<br />15:02:03 Write to Excel2007 format<br />15:02:04 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.6434 seconds<br />15:02:04 Current memory usage: 4 MB<br />15:02:04 Peak memory usage: 10 MB<br />15:02:04 Done writing file<br />File has been created in /home/fasttech/gymbrain.fasttechsoft.com/vendor/phpoffice/phpexcel/Examples<br />