13:22:58 Create new PHPExcel object<br />13:22:58 Set document properties<br />13:22:58 Add data<br />13:22:58 Set data validation<br />13:22:58 Write to Excel2007 format<br />13:22:58 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0022 seconds<br />13:22:58 Current memory usage: 2 MB<br />13:22:58 Peak memory usage: 2 MB<br />13:22:58 Done writing file<br />File has been created in /home/izq.ar/public_html/polr_old/vendor/phpoffice/phpexcel/Examples<br />