how to calculate age from date of birth in javascript – Calculate age from date of birth to current date. In our day to day programming we often come across business logic that depends on the age of a person.
how to calculate age from date of birth in javascript
i am going to see how to calculate the age of a person using their birth date as input in JavaScript Example with demo.
calculate age from date of birth in javascript
age calculator javascript
function calculate_age(dob) {
var diff_ms = Date.now() - dob.getTime();
var age_dt = new Date(diff_ms);
return Math.abs(age_dt.getUTCFullYear() - 1970);
}
console.log(calculate_age(new Date(1982, 11, 4)));
console.log(calculate_age(new Date(1962, 1, 1)));
Calculate age using JavaScript
Example 1: Predefined date input
Example 2: dynamic date input
index.html
Calculate Age from Date of Birth
Enter Date of Birth:
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