JSFiddle - React, Tailwind, and code Playground

by abhiklpm

HTML

<form id="form1">
    <input type="text" />
    <input type="text" />
    <button id="button_id">button</button>
</form>

JavaScript

$(document).ready(function () {
    var $input = $('#form1 input:text'),
        $register = $('#button_id');

    $('#form1 input:text').val("test");

    $input.each(function () {
        if (!$(this).val()) {
            $register.attr('disabled', true);
            return false;
        }
    });
    $input.keyup(function () {
        var trigger = false;
        $input.each(function () {
            if (!$(this).val()) {
                trigger = true;
            }
        });

        trigger ? $register.attr('disabled', true) : $register.removeAttr('disabled');

    });
});