JSFiddle - React, Tailwind, and code Playground

by mischa

HTML

<html>
    <head>
    </head>
    <body>
        <label for='alpha'><input type='checkbox' id='alpha' value='tester'/><span>tester (alpha)</span></label>
    </body>
</html>

JavaScript

var contactEl = $('input:checkbox[id="alpha"]');
contactEl.prop('checked', true);