Check if checkbox is NOT checked on click - jQuery

Question

I want to check if a checkbox just got unchecked, when a user clicks on it. The reason for this is because i want to do a validation when a user unchecks a checkbox. Because atl

Answer 1

$(document).ready(function() {
        $("#check1").click(function() {
            var checked = $(this).is(':checked');
            if (checked) {
                alert('checked');
            } else {
                alert('unchecked');
            }
        });
    });