07:37:16 Create new PHPExcel object<br />07:37:16 Set document properties<br />07:37:16 Add data<br />07:37:16 Set data validation<br />07:37:16 Write to Excel2007 format<br />07:37:16 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0109 seconds<br />07:37:16 Current memory usage: 5 MB<br />07:37:16 Peak memory usage: 5 MB<br />07:37:16 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4f/vendor/phpoffice/phpexcel/Examples<br />