Modul 5. Praktikum pemrograman berbasis web.

07.08 | 0 Comments

<!DOCTYPE html>
<html lang="en">
<head>
<title>Simple Calculator</title>
<script language="JavaScript" type="text/javascript" src="kalkulator.js"></script>
</head>
<body>
<b>Kalkulator Javascript</b>
<form name="calc" action="#">
<input type="text" size="5" name="bil1">

<select name="op">
<option value="tambah">+</option>
<option value="kurang">-</option>
<option value="kali">*</option>
<option value="bagi">:</option>
</select>
<input type="text" size="5" name="bil2">
<input type="button" value="=" onclick="hitung()"/>
<input type="text" size="10" name="hasil" readonly>
</form>
</body>
</html>



function hitung(){
var komponen = document.calc;
var bil1 = parseInt(komponen.bil1.value);
var bil2 = parseInt(komponen.bil2.value);
var op = komponen.op.value;
var hasil;

if(op == "tambah"){
hasil = bil1 + bil2;
}
else if(op == "kurang"){
hasil = bil1 - bil2;
}
else if(op == "kali"){
hasil = bil1 * bil2;
}
else if(op == "bagi"){
hasil = bil1 / bil2;
}

komponen.hasil.value = hasil;
}

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