14:54:16 Enable Cell Caching using MemoryGZip method<br />14:54:16 Create new PHPExcel object<br />14:54:16 Set properties<br />14:54:16 Add data<br />14:54:16 Hide 'Phone' and 'fax' columns<br />14:54:16 Set outline levels<br />14:54:16 Freeze panes<br />14:54:16 Rows to repeat at top<br />14:54:17 Write to Excel2007 format<br />14:54:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.0847 seconds<br />14:54:19 Current memory usage: 25.25 MB<br />14:54:19 Peak memory usage: 28.75 MB<br />14:54:19 Done writing file<br />File has been created in /var/www/dolphin/vendor/phpoffice/phpexcel/Examples<br />