JSFiddle - React, Tailwind, and code Playground

by joshpauljohnson

HTML

<!doctype html>
<html>
    <head>
    </head>
    <body>
        <h1>Unload Test</h1>
    </body>
</html>

JavaScript

$(window).bind("beforeunload", function() {
    return confirm("Are you sure you want to leave?");
});