11:28:13 Enable Cell Caching using MemoryGZip method<br />11:28:13 Create new PHPExcel object<br />11:28:13 Set properties<br />11:28:13 Add data<br />11:28:13 Hide 'Phone' and 'fax' columns<br />11:28:13 Set outline levels<br />11:28:13 Freeze panes<br />11:28:13 Rows to repeat at top<br />11:28:14 Write to Excel2007 format<br />11:28:15 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5712 seconds<br />11:28:15 Current memory usage: 17.25 MB<br />11:28:15 Peak memory usage: 20 MB<br />11:28:15 Done writing file<br />File has been created in /home/factovizjh/presicote/vendor/phpoffice/phpexcel/Examples<br />