JavaScript ForIn Loop.html

<!DOCTYPE html>
<html>

<body>

  <h2>JavaScript For/In Loop</h2>

  <p>The for/in statement loops through the properties of an object.</p>

  <p id="demo"></p>

  <script>
    var txt = "";
    var person = { fname: "Sanu", lname: "santh", age: 25 };
    var x;
    for (x in person) {
      txt += person[x] + " ";
    }
    document.getElementById("demo").innerHTML = txt;
  </script>

</body>

</html>