05:07:42 Create new PHPExcel object<br />05:07:42 Set document properties<br />05:07:42 Add data<br />05:07:42 Set data validation<br />05:07:42 Write to Excel5 format<br />05:07:42 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0157 seconds<br />05:07:42 Current memory usage: 3.5 MB<br />05:07:42 Peak memory usage: 3.5 MB<br />05:07:42 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />