Simplest way to disable button on submission of a form?

Question

I\'ve been trying to find the \"right\" way to prevent double submits of forms. There are lots of related posts on SO but none of them hit the spot for me. Two questions b

Answer 1

Similarly Ive seen a few examples, this one allows you to alter how long the button is disabled for, through timeout. It also only triggers on a form submit rather than on the buttons click event, which originally caused me a few issues.

    $('form').submit(function () {
        var button = $('#button');
        var oldValue = button.value;
        var isDisabled = true;

        button.attr('disabled', isDisabled);

        setTimeout(function () {
            button.value = oldValue;
            button.attr('disabled', !isDisabled);
        }, 3000)
    });