18:15:52 Enable Cell Caching using MemoryGZip method<br />18:15:52 Create new PHPExcel object<br />18:15:52 Set properties<br />18:15:52 Add data<br />18:15:52 Hide 'Phone' and 'fax' columns<br />18:15:52 Set outline levels<br />18:15:52 Freeze panes<br />18:15:52 Rows to repeat at top<br />18:15:53 Write to Excel2007 format<br />18:15:55 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4965 seconds<br />18:15:55 Current memory usage: 17.5 MB<br />18:15:55 Peak memory usage: 20.25 MB<br />18:15:55 Done writing file<br />File has been created in /home/factovizjh/presicote/vendor/phpoffice/phpexcel/Examples<br />