<!DOCTYPE html>
<html>
  <body>
    <script>
      var obj = {a: 3, next: 1};
      var to_iterate = Object.create(obj);
      var enumerate = { 0: 0, "hi": "there" };
      function func () {};
      var o = {};
      var a = [1];
    </script>
  </body>
</html>