<script src="https://unpkg.com/hs2js@0.0.4"></script>

<button id="hello">hello</button>

<script>

  hs2js.setBase('https://unpkg.com/hs2js@0.0.4/dist/');

  hs2js.loadParser();

  document.getElementById('hello').addEventListener('click', () => {

    hs2js.evaluate('alert "hello from haskell!"');

  });

</script>