Untitled

<!DOCTYPE html>
<html>
    <head>
        <title>My form</title>
        <meta charset="UTF-8">
    </head>

    <body>

        <?php
        $nameErr = $emailErr = $genderErr = "";
        $name = $email = $gender = $comment = "";

        function test_input($data) {
            $data = trim($data);
            $data = stripslashes($data);
            $data = htmlspecialchars($data);
            return $data;
        }

        if (isset($_POST['submit'])) {
            if (empty($_POST["name"])) {
                $nameErr = "Name is required";
            } else {
                $name = test_input($_POST["name"]);
            }

            if (empty($_POST["email"])) {
                $emailErr = "Email is required";
            } else {
                $email = test_input($_POST["email"]);
            }

            if (empty($_POST["textarea"])) {
                $comment = "";
            } else {
                $comment = test_input($_POST["textarea"]);
            }

            if (empty($_POST["gender"])) {
                $genderErr = "Gender is required";
            } else {
                $gender = test_input($_POST["gender"]);
            }

            if (!empty($_POST['passWord'])) {
                $pass = $_POST['passWord'];
                if (strlen($pass) > 5) {
                    echo "<br /> Password: " . $pass;
                } else {
                    echo "<br />You need more chars!";
                }
            }
        }
        ?>
        <p><span class="error">* required field</span></p>
        <form action="<?php echo htmlentities($_SERVER['PHP_SELF']); ?>" method="post">

            Full Name: <input type="text" name="Name">
            <span class="error">* <?php echo $nameErr; ?></span>
            <br/>
            Username: <input type="text" name="userName"> <br/>
            Password: <input type="password" name="passWord"> <br/>
            Email: <input type="text" name="Email">
            <span class="error">* <?php echo $emailErr; ?></span>
            <br/>
            Comment: <textarea name="textarea"> </textarea> <br/>
            <select name="favouriteGenre">
                <option value="rap">Rap</option>
                <option value="pop">Pop</option>
                <option value="Rock">Rock</option>
                <option value="classic">Classic</option>

            </select>
            <br/>

            <input name="gender" type="radio" value="Male">Male
            <input name="gender" type="radio" value="Female">Female
            <input name="gender" type="radio" value="Other">Other
            <span class="error">* <?php echo $genderErr; ?></span>
            <br/>

            <input type="submit" name="submit">
            <input type="reset" name="reset">
        </form>


    </body>

</html>