Untitled

<!DOCTYPE html>
<html>
<head>
        <title>FORM </title>
</head>
<body>
<form action="sam1.php" method="POST">
<fieldset style="width:30%">
        Enter Username:<br>
        <input type="text" name="un"><br>
        Enter Password: <br>
        <input type="password" name="password"><br>
        Confirm Password: <br>
        <input type="password" name="confirm">
        <br>
        <input type="submit" value="Sumbit">
</fieldset>
<form>
<?php
        $name = $_POST["un"];
        $password = $_POST["password"];
        $confirm = $_POST["confirm"];
        if(isset($_POST["submit"]))
        {
        if ($password == $confirm)
        {
                echo "password match";
                echo "<br>";
                echo "UserName: $name";
                echo "<br>";
                echo "Password:  $password";
                echo "<br>";
        }
        elseif ($password != $confirm)
        {
                echo "Passwords didnt match.";
                break;
        }
        }
?>
</body>
</html>