Write a PHP script to implement form handling using get method

<?php
if ($_SERVER["REQUEST_METHOD"] == "GET" && isset($_GET["name"])) {
    $name = htmlspecialchars($_GET["name"]);
    echo "Hello, $name!";
}
?>

<!DOCTYPE html>
<html>
<body>
    <form method="get">
        Name: <input type="text" name="name">
        <input type="submit" value="Submit">
    </form>
</body>
</html>