16:18:40 Enable Cell Caching using MemoryGZip method<br />16:18:40 Create new PHPExcel object<br />16:18:40 Set properties<br />16:18:40 Add data<br />16:18:40 Hide 'Phone' and 'fax' columns<br />16:18:40 Set outline levels<br />16:18:40 Freeze panes<br />16:18:40 Rows to repeat at top<br />16:18:42 Write to Excel2007 format<br />16:18:46 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.9397 seconds<br />16:18:46 Current memory usage: 23.25 MB<br />16:18:46 Peak memory usage: 26.75 MB<br />16:18:46 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />