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nilaipreferensi.php
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nilaipreferensi.php
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<?php
if(!isset($_SESSION['username']))
{
?>
<script type="text/javascript">
alert ('Anda Belum Login');
window.location='index.php';
</script>
<?php
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="">
<title>HOME PAGE</title>
</head>
<style>
table {
border-collapse: collapse;
border-spacing: 0;
width: 100%;
border: 1px solid #ddd;
}
th, td {
text-align: left;
padding: 16px;
}
body {
font-family: "Verdana";
}
.navbar {
width: 100%;
background-color: royalblue;
overflow: auto;
color: white;
}
</style>
<?php
ob_start();
// Import Matriks Keputusan & Ternormalisasi
require('mtrx_keputusan.php');
require('mtrx_ternormalisasi.php');
$data = ob_get_clean();
// Fetch Kolom Bobot dari Tabel Kriteria
$sql = mysqli_query($conn, "SELECT bobot FROM kriteria ORDER BY id_kriteria");
$i = 0;
$W = array();
while ($data = mysqli_fetch_object($sql)) {
$W[] = $data->bobot;
}
?>
<body>
<br>
<div class="card shadow mb-5">
<div class="card-header py-3" style="text-align: center; background-color: #167395; color: white; font-weight:bold">Nilai Preferensi (P)</div>
<div class="card-body">
<div>
<p style="color: black;">
Tabel Berikut Ini Menampilkan Nilai Preferensi (P) yang merupakan
Penjumlahan dari perkalian matriks Ternormalisasi (R) dengan vektor Bobot (W).
</p>
<div>
<div class="table-responsive">
<table class="table table-bordered">
<thead>
<tr>
<th scope="col" style="color: black;">No</th>
<th scope="col" style="color: black; text-align: center;">Alternatif</th>
<th scope="col" style="color: black; text-align: center;">Hasil</th>
</tr>
</thead>
<?php
$P = array();
$m = count($W);
$no = 0;
foreach ($R as $i => $r) {
for ($j = 0; $j < $m; $j++) {
$P[$i] = (isset($P[$i]) ? $P[$i] : 0) + $r[$j] * $W[$j];
}
$no++;
?>
<tbody>
<tr>
<th scope="row" style="color: black"><?php echo "$no"; ?></th>
<th scope="row" style="color: black">A<sub><?php echo "$i"; ?></sub></th>
<td style="color: black"><?php echo $P[$i]; ?></td>
</tr>
</tbody>
<?php } ?>
</table>
</div>
</div>
</div>
<!-- Bootstrap core JavaScript-->
<script src="vendor/jquery/jquery.min.js"></script>
<script src="vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
<!-- Core plugin JavaScript-->
<script src="vendor/jquery-easing/jquery.easing.min.js"></script>
<!-- Custom scripts for all pages-->
<script src="js/sb-admin-2.min.js"></script>
<!-- Page level plugins -->
<script src="vendor/datatables/jquery.dataTables.min.js"></script>
<script src="vendor/datatables/dataTables.bootstrap4.min.js"></script>
<!-- Page level custom scripts -->
<script src="js/demo/datatables-demo.js"></script>
</body>
</html>