หน้าหี

<?php
    if($_SERVER["REQUEST_METHOD"] == "POST")
    {
       require_once 'config.php';
       $sql="select * from users where username=:username";
       $stmt= $pdo->prepare($sql);
       $stmt=bineParam(':username',$username,PDO::PARAM_STR);
       $stmt=execute();
       if($stmt->rowCount() == 1)
       {
           $row= $stmt->fetch();
           $hasspassword=$row['password'];
           if($password == $hashpassword)
           {
               session_start();
               $_SESSION['username']= $username;
               header('Location:mytable.php');

           }
           else
            header('Location:login.php');
       }
    }
?>