Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    personObj = new Object();
    personObj.firstname = "John";
    personObj.lastname = "Doe";
    personObj.age = 50;
    personObj.eyecolor = "blue"; 
    $("button").click(function(){
        $("div").text($.param(personObj));
    });
});
</script>
</head>
<body>

<button>Serialize object</button>

<div></div>

</body>
</html>