18:24:16 Enable Cell Caching using MemoryGZip method<br />18:24:16 Create new PHPExcel object<br />18:24:16 Set properties<br />18:24:16 Add data<br />18:24:16 Hide 'Phone' and 'fax' columns<br />18:24:16 Set outline levels<br />18:24:16 Freeze panes<br />18:24:16 Rows to repeat at top<br />18:24:17 Write to Excel2007 format<br />18:24:18 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.5279 seconds<br />18:24:18 Current memory usage: 23.5 MB<br />18:24:18 Peak memory usage: 26.75 MB<br />18:24:18 Done writing file<br />File has been created in /var/www/html/lapurauva/mbinv/vendor/phpoffice/phpexcel/Examples<br />