01:04:04 Enable Cell Caching using MemoryGZip method<br />01:04:04 Create new PHPExcel object<br />01:04:04 Set properties<br />01:04:04 Add data<br />01:04:04 Hide 'Phone' and 'fax' columns<br />01:04:04 Set outline levels<br />01:04:04 Freeze panes<br />01:04:04 Rows to repeat at top<br />01:04:05 Write to Excel2007 format<br />01:04:07 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4732 seconds<br />01:04:07 Current memory usage: 15.25 MB<br />01:04:07 Peak memory usage: 18 MB<br />01:04:07 Done writing file<br />File has been created in /home/abpwebfrnh/www/test/vendor/phpoffice/phpexcel/Examples<br />