<?php
// Array untuk menyimpan data beberapa barang (nama, harga, jumlah)
$barang = [
    ["nama" => "Pc", "harga" => 5000000, "jumlah" => 1],
    ["nama" => "Monitor", "harga" => 3000000, "jumlah" => 1],
    ["nama" => "Joystick", "harga" => 100000, "jumlah" => 2],
    ["nama" => "Mobil", "harga" => 100000000, "jumlah" => 1]
];
 
// Fungsi untuk menghitung total harga barang
function hitungTotalHarga($harga, $jumlah, $diskon = 0, $pajak = 0) {
    $subtotal = $harga * $jumlah; // Menghitung subtotal
    $potonganDiskon = $subtotal * ($diskon / 100); // Diskon
    $setelahDiskon = $subtotal - $potonganDiskon; // Setelah diskon
    $jumlahPajak = $setelahDiskon * ($pajak / 100); // Pajak
    return $setelahDiskon + $jumlahPajak; // Total
}
 
// Variabel untuk menyimpan total keseluruhan
$totalKeseluruhan = 0;
 
// Perulangan untuk memproses setiap barang
foreach ($barang as $item) {
    $nama = $item["nama"];
    $harga = $item["harga"];
    $jumlah = $item["jumlah"];
 
    // Diskon: Jika harga barang lebih dari 50.000, diskon 10%
    $diskon = ($harga > 50000) ? 10 : 0;
 
    // Hitung total harga untuk barang ini
    $totalBarang = hitungTotalHarga($harga, $jumlah, $diskon, 5); // Pajak 5%
    $totalKeseluruhan += $totalBarang; // Tambahkan ke total keseluruhan
 
    // Tampilkan hasil untuk setiap barang
    echo "Nama Barang: $nama\n";
    echo "Harga: Rp " . number_format($harga, 0, ',', '.') . "\n";
    echo "Jumlah: $jumlah\n";
    echo "Diskon: $diskon%\n";
    echo "Total Harga (setelah diskon dan pajak): Rp " . number_format($totalBarang, 0, ',', '.') . "\n\n";
}
 
// Tampilkan total keseluruhan
echo "Total Keseluruhan: Rp " . number_format($totalKeseluruhan, 0, ',', '.') . "\n";
?>
 

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