00:45:01 Enable Cell Caching using MemoryGZip method<br />00:45:01 Create new PHPExcel object<br />00:45:01 Set properties<br />00:45:01 Add data<br />00:45:01 Hide 'Phone' and 'fax' columns<br />00:45:01 Set outline levels<br />00:45:01 Freeze panes<br />00:45:01 Rows to repeat at top<br />00:45:02 Write to Excel2007 format<br />00:45:04 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8698 seconds<br />00:45:04 Current memory usage: 23 MB<br />00:45:04 Peak memory usage: 26.75 MB<br />00:45:04 Done writing file<br />File has been created in /var/www/hobn/vendor/phpoffice/phpexcel/Examples<br />