For in loop tutorial in JavaScript

October 07, 2024

<!DOCTYPE html>

<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>For in Loop JavaScript</title>
    <script>
        var obj = {
            firstName: "Hello",
            lastName: "World",
            Age: 25,
            email: "helloworld@gmail.com"
        };

        for (var key in obj) {
            document.write(key + " : " + obj[key] + "<br>");
        }
    </script>
</head>

<body>
</body>

</html>