Practice Yourself - PHP Form Handling

Code Editor php
<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $name = htmlspecialchars($_POST["name"]);
    $email = filter_var($_POST["email"], FILTER_SANITIZE_EMAIL);

    if (empty($name)) {
        echo "Name is required";
    } elseif (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
        echo "Invalid email format";
    } else {
        echo "Welcome, $name!";
    }
}
?>

<form method="post">
  Name: <input type="text" name="name">
  Email: <input type="email" name="email">
  <input type="submit">
</form>