proses_login.php

<?php
//Panggil script koneksi
require 'connect.php';

//Ambil data dari form
$username = $_POST['username'];
$password = $_POST['password'];

//Cek data user berdasarkan username
$query = mysqli_query($conn, "SELECT * FROM user WHERE username = '$username'");
$jumlah_record = mysqli_num_rows($query);
if ( $jumlah_record == 1 ) {
    //Ambil data user
    $result = mysqli_fetch_array($query, MYSQLI_ASSOC);
    //Bandingkan password
    if ( password_verify($password, $result['password']) ) {
        echo "Login berhasil!<br>silahkan masuk ke <a href='admin.php'>halaman admin</a>";
    } else {
        die('Password tidak cocok!');
    }

} else {
    die('Akun yang anda masukkan tidak terdaftar di website kami');
}


?>