JSFiddle - React, Tailwind, and code Playground
by kodjoe mambi
HTML
<p id="demo"></p>
CSS
var exp = $('#date').val();
var str = exp.split('-');
var firstdate = new Date(exp);
var today = new Date();
var dayDiff = Math.floor(today.getTime() - firstdate) / (1000 * 60 * 60 * 24 * 365);
var age = parseInt(dayDiff);
$('#age').html(age);
JavaScript
var d = new Date();
var years = Math.floor(d / (1000 * 60 * 60 * 24 * 365));
$('#demo').html(years);