Untitled

<?php
error_reporting(E_ALL);

echo "<h1>Register</h1>";

$submit = $_POST['submit'];

$fullname = strip_tags($_POST['fullname']);
$username = strip_tags($_POST['username']);
$password = strip_tags($_POST['password']);
$repeatpassword = strip_tags($_POST['repeatpassword']);
$date = date("Y-m-d");

if($submit)
{
    if($username&&$password&&$repeatpassword&&$fullname)
    {
        $password = md5($password);
        $repeatpassword = md5($repeatpassword);
        if ($password==$repeatpassword)
        {
            if (strlen($username)>25||strlen($fullname)>25)
            {
                echo "Max length of username/fullname 25 chars";
            }
            else
            {
                //password length
                if (strlen($password)>25)||strlen($password)<6)
                {
                    echo "Password must be between 6 and 25 chars";
                }
                else
                {
                    //  register user
                    echo "Success";
                }
            }
        }
        else
        {
            echo "You passwords do not match";
        }
    }
    echo "Please fill in all all fields.";
}

?>


<html>
<form action='register.php' method='POST'>
<table summary="" >

<tr>

    <td>
    Your full name:
    </td>

    <td>
    <input type='text' name='fullname'>
    </td>

</tr>

<tr>

    <td>
    Choose a username:
    </td>

    <td>
    <input type='text' name='username'>
    </td>

</tr>

<tr>

    <td>
    Choose a password:
    </td>

    <td>
    <input type='password' name='password'>
    </td>

</tr>

<tr>

    <td>
    Repeat password:
    </td>

    <td>
    <input type='password' name='repeatpassword'>

</tr>


</table>

<p>


<input type="submit" name="submit" value="Register"
</form>

</html>