20:12:59 Enable Cell Caching using MemoryGZip method<br />20:12:59 Create new PHPExcel object<br />20:12:59 Set properties<br />20:12:59 Add data<br />20:12:59 Hide 'Phone' and 'fax' columns<br />20:12:59 Set outline levels<br />20:12:59 Freeze panes<br />20:12:59 Rows to repeat at top<br />20:13:00 Write to Excel2007 format<br />20:13:05 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.1553 seconds<br />20:13:05 Current memory usage: 27.75 MB<br />20:13:05 Peak memory usage: 31 MB<br />20:13:05 Done writing file<br />File has been created in /var/www/inventariovirtual.com.co/public_html/private/www/vendor/phpoffice/phpexcel/Examples<br />