(PCC)::[How-to-use-The-addition-operator-in-JavaScript]::[js]
<!DOCTYPE html>
<html>
<body>
<h2>The + Operator</h2>
<p id="demo"></p>
<script>
var x = 5;
var y = 2;
var z = x + y;
document.getElementById("demo").innerHTML = z;
</script>
</body>
</html>