<?php


if(isset($login)){``

$username=$_POST['username'];

$password=$_POST['password'];

$login=($_POST['login']);

  $mysqli = new mysqli("localhost", "root", "", "abcd");



  if ($mysqli->connect_errno) {

    echo "Failed to connect to MySQL: " . $mysqli->connect_error;

  }

  $res = $mysqli->query("SELECT * FROM login where username='$username' and password='$password'");

  $row = $res->fetch_assoc();
  $user = $row['username'];
  $pass = $row['password'];
  $type = $row['type_login'];

  if($username==$username && $password==$password){
    session_start();

    if($type=="admin"){
      $_SESSION['mysesi']=$name;
      $_SESSION['mytype']=$type;
      echo "<script>window.location.assign('admin.php')</script>";
    }
 else if($type=="user"){

      $_SESSION['mysesi']=$name;
      $_SESSION['mytype']=$type;
      echo "<script>window.location.assign('index.php')</script>";
    } else{

?>