12:43:04 Create new PHPExcel object<br />12:43:04 Set document properties<br />12:43:04 Add data<br />12:43:04 Set data validation<br />12:43:04 Write to Excel2007 format<br />12:43:04 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0111 seconds<br />12:43:04 Current memory usage: 3.75 MB<br />12:43:04 Peak memory usage: 3.75 MB<br />12:43:04 Done writing file<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />