Blogku Java: Contoh Program PHP Konversi Decimal to Octal

1. Arahkan kursor ke PraktekPHP,click kanan New-PHP Web Page

2. Pada File Name beri nama decimal_to_octal

3. Ketikkan syntax berikut:

<?php
if (isset($_POST['decimal'])) {
$des = $_POST['decimal'];
$original = $_POST['decimal'];
$oct ='';
if (preg_match('/[^0-9]/',$des)){
die("Maaf. Inputan salah..");
}
else {
while($des>0){
$hasil=$des%8;
switch($hasil){
case 0: $oct.="0"; break;
case 1: $oct.="1"; break;
case 2: $oct.="2"; break;
case 3: $oct.="3"; break;
case 4: $oct.="4"; break;
case 5: $oct.="5"; break;
case 6: $oct.="6"; break;
case 7: $oct.="7"; break;
case 8: $oct.="10"; break;
case 9: $oct.="11"; break;
case 10: $oct.="12"; break;
case 11: $oct.="13"; break;
case 12: $oct.="14"; break;
case 13: $oct.="15"; break;
case 14: $oct.="16"; break;
case 15: $oct.="17";
default:break;
}
if($oct/8==0){
$sisa=($des%8);
$oct=$sisa;
}else{
$sisa=($des/8);
$des=$sisa%8;
}}
$result = strrev($oct);
echo "Bilangan $original (desimal) dalam octal adalah $result.
<a href='decimal_to_octal.php'>Back</a> to the script";
}
}
else {
?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title></title>
</head>
<body>
<Form action="<?php echo $_SERVER ['PHP_SELF']; ?>"
method="POST"
<h3>Masukkan Bilangan Desimal Disini (Cepat!!):<br><br>
</h3><input type="text" size="50" name="decimal" >
<input type="submit" value="konversikan!">
</form>
<?php
echo "<br>",$_SERVER['PHP_SELF'];
?>
</body>
</html>
<?php
}
?>

setelah di run akan muncul gambar seperti di atas, lalu masukkan inputan yang diinginkan