Checking DOB -not entering Future Date

Question

Hi In RegistrationPage I include DOB option.For thisI use Months in Dropdownlist and geting DateYear in seperate Textboxes.It will be stored in DB successfully.But the problem is when I give Future Date as DOB it'll saved in DB.Actually this's wrong.SoI have to check DropdownlistTextboxes for not entering FutureDate.Can anyone help me to solve this?

Sanjeeb Lenka · Answer

check below javascript code sample: function Check() { var CurDate = new Date(); var CurYear = CurDate.getFullYear(); var TxtYear = document.getElementById(' ').value; if (TxtYear >= CurYear) { alert(you can't enter current year and greater year ); } } if any problem reply