14:14:22 Enable Cell Caching using MemoryGZip method<br />14:14:22 Create new PHPExcel object<br />14:14:22 Set properties<br />14:14:22 Add data<br />14:14:22 Hide 'Phone' and 'fax' columns<br />14:14:22 Set outline levels<br />14:14:22 Freeze panes<br />14:14:22 Rows to repeat at top<br />14:14:23 Write to Excel2007 format<br />14:14:24 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 0.9663 seconds<br />14:14:24 Current memory usage: 27.75 MB<br />14:14:24 Peak memory usage: 31 MB<br />14:14:24 Done writing file<br />File has been created in /var/www/wu1n/vendor/phpoffice/phpexcel/Examples<br />