18:50:58 Create new PHPExcel object<br />18:50:58 Set document properties<br />18:50:58 Add data<br />18:50:58 Set data validation<br />18:50:58 Write to Excel2007 format<br />18:50:58 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0103 seconds<br />18:50:58 Current memory usage: 1.5 MB<br />18:50:58 Peak memory usage: 1.5 MB<br />18:50:58 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />