JSFiddle - React, Tailwind, and code Playground

HTML

<form>
    <input type="radio" value="1" />1<br />
    <input type="radio" value="2" />2<br />
    <input type="radio" value="3" />3<br />
    <input type="radio" value="4" />4
</form>

JavaScript

$("input").on("keydown", function(ev) {
    if (ev.keyCode == 13)
        alert('submit here!');
}).on("click", function(ev) {
    $(this).focus();
});