spellcheck-contenteditable-attr-dynamic-override.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html>

<body onload="init()">

    <div contenteditable spellcheck="true">blahblahblah</div>

    <script>

      function init() {

        document.querySelector("div").setAttribute("spellcheck", "false");

    </script>

</body>

</html>