JSFiddle - React, Tailwind, and code Playground

by gromer

HTML

<input type="password" id="password" />
<button id="button">Check</button>
<div id="results"></div>

JavaScript

$('#button').click(function() {
    var password = $('#password').val();
    var pattern = /((?=.*\d)(?=.*[a-z])(?=.*[A-Z]).{8,15})/;
    var pass = pattern.test(password);
    
    if (pass) {
        $('#results').html('Passed');
    } else {
        $('#results').html('Too weak');
    }
});