Get Age - JavaScript function

by naveen

JavaScript

function getAge(DOB) {
    var today = new Date();
    var birthDate = new Date(DOB);
    var age = today.getFullYear() - birthDate.getFullYear();
    var m = today.getMonth() - birthDate.getMonth();
    var d = today.getDate() - birthDate.getDate();
    if (m < 0 || (m === 0 && d < 0)) {
        age = age - 1;
    }

    return age;
}

alert(getAge("10/30/1981"));