action_login.php

<?php
session_start();
require "config.php";
if (isset($_COOKIE['login'])) {
    # code...
    if ($_COOKIE['login'] =='true') {
        # code...
        $_SESSION['username'] == true;
    }
}


$username = $_POST['username'];
$password = $_POST['password'];
$query=mysqli_query($koneksi, "SELECT * FROM users WHERE username='$username'");
$h = mysqli_num_rows($query);
$pw = mysqli_fetch_array($query);
$pwnow = $pw['password'];

if ($h>0) {
	# code...
	if(password_verify($password, $pwnow)){


		$_SESSION['username'] = $username;


		// if (isset($_POST['remember'])) {
		// 	# code...
		// 	setcookie('login', 'true', time() + 30);
		// }

		header("location: home.php");
	} else{
		echo '<script>
		alert ("PASSWORD SALAH");
		window.location.href="index.php";
		</script>';
	}
}
// else{
// 	echo '<script>
// 	alert ("LOGIN GAGAL");
// 	window.location.href="index.php";
// 	</script>';
// }