23:25:15 Enable Cell Caching using MemoryGZip method<br />23:25:15 Create new PHPExcel object<br />23:25:15 Set properties<br />23:25:15 Add data<br />23:25:15 Hide 'Phone' and 'fax' columns<br />23:25:15 Set outline levels<br />23:25:15 Freeze panes<br />23:25:15 Rows to repeat at top<br />23:25:17 Write to Excel2007 format<br />23:25:21 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.0207 seconds<br />23:25:21 Current memory usage: 24 MB<br />23:25:21 Peak memory usage: 27 MB<br />23:25:21 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />