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perhitungan.php
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perhitungan.php
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<?php
session_start();
include('configdb.php');
?>
<!DOCTYPE html>
<html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<meta name="description" content="">
<meta name="author" content="">
<link rel="icon" href="favicon.ico">
<title><?php echo $_SESSION['judul']." - ".$_SESSION['by'];?></title>
<!-- Bootstrap core CSS -->
<!--link href="ui/css/bootstrap.css" rel="stylesheet"-->
<link href="ui/css/cerulean.min.css" rel="stylesheet">
<!-- Custom styles for this template -->
<link href="ui/css/jumbotron.css" rel="stylesheet">
<!-- Just for debugging purposes. Don't actually copy these 2 lines! -->
<!--[if lt IE 9]><script src="../../assets/js/ie8-responsive-file-warning.js"></script><![endif]-->
<!--script src="./index_files/ie-emulation-modes-warning.js"></script-->
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body>
<!-- Static navbar -->
<nav class="navbar navbar-default">
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#"><?php echo $_SESSION['judul'];?></a>
</div>
<div id="navbar" class="navbar-collapse collapse">
<ul class="nav navbar-nav">
<li><a href="index.php">Home</a></li>
<li><a href="kriteria.php">Data Kriteria</a></li>
<li><a href="alternatif.php">Data Alternatif</a></li>
<li><a href="analisa.php">Analisa</a></li>
<li class="active"><a href="#">Perhitungan</a></li>
</ul>
</div><!--/.nav-collapse -->
</div><!--/.container-fluid -->
</nav>
<div class="container">
<!-- Main component for a primary marketing message or call to action -->
<div class="panel panel-primary">
<!-- Default panel contents -->
<div class="panel-heading">Perhitungan</div>
<div class="panel-body">
<center>
<?php
echo "<b>Matrix Alternatif - Kriteria</b></br>";
$alt = get_alternatif();
$alt_name = get_alt_name();
end($alt_name); $arl2 = key($alt_name)+1; //new
$kep = get_kepentingan();
$cb = get_costbenefit();
$k = jml_kriteria();
$a = jml_alternatif();
$tkep = 0;
$tbkep = 0;
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> matrix alternatif/kriteria <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
echo "<table class='table table-striped table-bordered table-hover'>";
echo "<thead><tr><th>Alternatif / Kriteria</th><th>K1</th><th>K2</th><th>K3</th><th>K4</th><th>K5</th></tr></thead>";
for($i=0;$i<$a;$i++){
echo "<tr><td><b>A".($i+1)."</b></td>";
for($j=0;$j<$k;$j++){
echo "<td>".$alt[$i][$j]."</td>";
}
echo "</tr>";
}
echo "</table><hr>";
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> bobot kepentingan <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
echo "<b>Perhitungan Bobot Kepentingan</b></br>";
echo "<table class='table table-striped table-bordered table-hover'>";
echo "<thead><tr><th></th><th>K1</th><th>K2</th><th>K3</th><th>K4</th><th>K5</th><th>Jumlah</th></tr></thead>";
echo "<tr><td><b>Kepentingan</b></td>";
for($i=0;$i<$k;$i++){
$tkep = $tkep + $kep[$i];
echo "<td>".$kep[$i]."</td>";
}
echo "<td>".$tkep."</td></tr>";
echo "<tr><td><b>Bobot Kepentingan</b></td>";
for($i=0;$i<$k;$i++){
$bkep[$i] = ($kep[$i]/$tkep);
$tbkep = $tbkep + $bkep[$i];
echo "<td>".round($bkep[$i],6)."</td>";
}
echo "<td>".$tbkep."</td></tr>";
echo "</table><hr>";
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> pangkat <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
echo "<b>Perhitungan Pangkat</b></br>";
echo "<table class='table table-striped table-bordered table-hover'>";
echo "<thead><tr><th></th><th>K1</th><th>K2</th><th>K3</th><th>K4</th><th>K5</th></tr></thead>";
echo "<tr><td><b>Cost/Benefit</b></td>";
for($i=0;$i<$k;$i++){
echo "<td>".ucwords($cb[$i])."</td>";
}
echo "</tr>";
echo "<tr><td><b>Pangkat</b></td>";
for($i=0;$i<$k;$i++){
if($cb[$i]=="cost"){
$pangkat[$i] = (-1) * $bkep[$i];
echo "<td>".round($pangkat[$i],6)."</td>";
}
else{
$pangkat[$i] = $bkep[$i];
echo "<td>".round($pangkat[$i],6)."</td>";
}
}
echo "</tr>";
echo "</table><hr>";
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> vektor S <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
echo "<b>Perhitungan Nilai S</b></br>";
echo "<table class='table table-striped table-bordered table-hover'>";
echo "<thead><tr><th>Alternatif</th><th>S</th></tr></thead>";
for($i=0;$i<$a;$i++){
echo "<tr><td><b>A".($i+1)."</b></td>";
for($j=0;$j<$k;$j++){
$s[$i][$j] = pow(($alt[$i][$j]),$pangkat[$j]);
}
$ss[$i] = $s[$i][0]*$s[$i][1]*$s[$i][2]*$s[$i][3]*$s[$i][4];
echo "<td>".round($ss[$i],6)."</td></tr>";
}
echo "</table><hr>";
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> vektor S <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
echo "<b>Hasil Akhir</b></br>";
echo "<table class='table table-striped table-bordered table-hover'>";
echo "<thead><tr><th>Alternatif</th><th>V</th></tr></thead>";
$total = 0;
for($i=0;$i<$a;$i++){
$total = $total + $ss[$i];
}
for($i=0;$i<$a;$i++){
echo "<tr><td><b>".$alt_name[$i]."</b></td>";
$v[$i] = round($ss[$i]/$total,6);
echo "<td>".$v[$i]."</td></tr>";
}
echo "</table><hr>";
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> vektor S <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< //
uasort($v,'cmp');
for($i=0;$i<$arl2;$i++){ //new for 8 lines below
if($i==0)
echo "<div class='alert alert-dismissible alert-info'><b><i>Dari tabel tersebut dapat disimpulkan bahwa ".$alt_name[array_search((end($v)), $v)]." mempunyai hasil paling tinggi, yaitu ".current($v);
elseif($i==($arl2-1))
echo "</br>Dan terakhir ".$alt_name[array_search((prev($v)), $v)]." dengan nilai ".current($v).".</i></b></div>";
else
echo "</br>Lalu diikuti dengan ".$alt_name[array_search((prev($v)), $v)]." dengan nilai ".current($v);
}
function jml_kriteria(){
include 'configdb.php';
$kriteria = $mysqli->query("select * from kriteria");
return $kriteria->num_rows;
}
function jml_alternatif(){
include 'configdb.php';
$alternatif = $mysqli->query("select * from alternatif");
return $alternatif->num_rows;
}
function get_kepentingan(){
include 'configdb.php';
$kepentingan = $mysqli->query("select * from kriteria");
if(!$kepentingan){
echo $mysqli->connect_errno." - ".$mysqli->connect_error;
exit();
}
$i=0;
while ($row = $kepentingan->fetch_assoc()) {
@$kep[$i] = $row["kepentingan"];
$i++;
}
return $kep;
}
function get_costbenefit(){
include 'configdb.php';
$costbenefit = $mysqli->query("select * from kriteria");
if(!$costbenefit){
echo $mysqli->connect_errno." - ".$mysqli->connect_error;
exit();
}
$i=0;
while ($row = $costbenefit->fetch_assoc()) {
@$cb[$i] = $row["cost_benefit"];
$i++;
}
return $cb;
}
function get_alt_name(){
include 'configdb.php';
$alternatif = $mysqli->query("select * from alternatif");
if(!$alternatif){
echo $mysqli->connect_errno." - ".$mysqli->connect_error;
exit();
}
$i=0;
while ($row = $alternatif->fetch_assoc()) {
@$alt[$i] = $row["alternatif"];
$i++;
}
return $alt;
}
function get_alternatif(){
include 'configdb.php';
$alternatif = $mysqli->query("select * from alternatif");
if(!$alternatif){
echo $mysqli->connect_errno." - ".$mysqli->connect_error;
exit();
}
$i=0;
while ($row = $alternatif->fetch_assoc()) {
@$alt[$i][0] = $row["k1"];
@$alt[$i][1] = $row["k2"];
@$alt[$i][2] = $row["k3"];
@$alt[$i][3] = $row["k4"];
@$alt[$i][4] = $row["k5"];
$i++;
}
return $alt;
}
function cmp($a, $b){
if ($a == $b) {
return 0;
}
return ($a < $b) ? -1 : 1;
}
function print_ar(array $x){ //just for print array
echo "<pre>";
print_r($x);
echo "</pre></br>";
}
?>
</center>
</div>
<div class="panel-footer text-primary"><?php echo $_SESSION['by'];?><div class="pull-right"></div></div>
</div>
</div> <!-- /container -->
<!-- Bootstrap core JavaScript
================================================== -->
<!-- Placed at the end of the document so the pages load faster -->
<script src="ui/js/jquery-1.10.2.min.js"></script>
<script src="ui/js/bootstrap.min.js"></script>
<script src="ui/js/bootswatch.js"></script>
<!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
<script src="ui/js/ie10-viewport-bug-workaround.js"></script>
</body></html>