Try it Editor: JavaScript Numbers 4

Edit This Code :


<!DOCTYPE html>
<html>
<body>

<h2>JavaScript Numbers</h2>

<p>If you add two strings, the result will be a string:</p>

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

<script>
var x = "10";
var y = "20";
var z = x + y;
document.getElementById("demo").innerHTML = z;
</script>

</body>
</html>

Result :