09:52:13 Create new PHPExcel object<br />09:52:13 Set document properties<br />09:52:13 Add data<br />09:52:13 Set data validation<br />09:52:13 Write to Excel2007 format<br />09:52:13 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0223 seconds<br />09:52:13 Current memory usage: 6 MB<br />09:52:13 Peak memory usage: 6 MB<br />09:52:13 Done writing file<br />File has been created in /home/hktifuzy/public_html/invoices/vendor/turbo124/phpexcel/Examples<br />