19:46:22 Enable Cell Caching using MemoryGZip method<br />19:46:22 Create new PHPExcel object<br />19:46:22 Set properties<br />19:46:22 Add data<br />19:46:22 Hide 'Phone' and 'fax' columns<br />19:46:22 Set outline levels<br />19:46:22 Freeze panes<br />19:46:22 Rows to repeat at top<br />19:46:22 Write to Excel2007 format<br />19:46:24 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3883 seconds<br />19:46:24 Current memory usage: 24 MB<br />19:46:24 Peak memory usage: 24 MB<br />19:46:24 Done writing file<br />File has been created in /home/clegatconh/backoffice/ninja/vendor/phpoffice/phpexcel/Examples<br />