JSFiddle - React, Tailwind, and code Playground

by pauldwaite

HTML

<form action="http://www.google.co.uk" method="POST" id="testform">
<input type="submit" value="Submit">
</form>

JavaScript

function pretendValidation(){
    alert("Validated!");
    return false;
}

window.onload = function(){
    alert('Hello!');
    document.getElementById('testform').onsubmit = pretendValidation;
    alert(document.getElementById('testform').onsubmit);
};