Berikut adalah contoh kode untuk membuat kalkulator sederhana menggunakan HTML, CSS, dan JavaScript:
HTML
<!DOCTYPE html>
<html>
<head>
<title>Kalkulator Sederhana</title>
<style>
.container {
width: 300px;
margin: 0 auto;
padding: 20px;
border: 1px solid #ccc;
border-radius: 5px;
}
.input-group {
margin-bottom: 10px;
}
.input-group label {
display: block;
margin-bottom: 5px;
}
.input-group input {
width: 100%;
padding: 5px;
border: 1px solid #ccc;
border-radius: 3px;
}
.btn {
display: inline-block;
padding: 6px 12px;
margin-bottom: 0;
font-size: 14px;
font-weight: normal;
line-height: 1.42857143;
text-align: center;
white-space: nowrap;
vertical-align: middle;
cursor: pointer;
border: 1px solid transparent;
border-radius: 4px;
color: #fff;
background-color: #337ab7;
border-color: #2e6da4;
}
.btn:hover {
background-color: #286090;
border-color: #204d74;
}
</style>
</head>
<body>
<div class="container">
<h2>Kalkulator Sederhana</h2>
<div class="input-group">
<label for="num1">Angka 1:</label>
<input type="number" id="num1">
</div>
<div class="input-group">
<label for="num2">Angka 2:</label>
<input type="number" id="num2">
</div>
<div class="input-group">
<button class="btn" onclick="tambah()">Tambah</button>
<button class="btn" onclick="kurang()">Kurang</button>
<button class="btn" onclick="kali()">Kali</button>
<button class="btn" onclick="bagi()">Bagi</button>
</div>
<div class="input-group">
<label for="result">Hasil:</label>
<input type="text" id="result" readonly>
</div>
</div>
<script>
function tambah() {
var num1 = parseFloat(document.getElementById('num1').value);
var num2 = parseFloat(document.getElementById('num2').value);
var result = num1 + num2;
document.getElementById('result').value = result;
}
function kurang() {
var num1 = parseFloat(document.getElementById('num1').value);
var num2 = parseFloat(document.getElementById('num2').value);
var result = num1 - num2;
document.getElementById('result').value = result;
}
function kali() {
var num1 = parseFloat(document.getElementById('num1').value);
var num2 = parseFloat(document.getElementById('num2').value);
var result = num1 * num2;
document.getElementById('result').value = result;
}
function bagi() {
var num1 = parseFloat(document.getElementById('num1').value);
var num2 = parseFloat(document.getElementById('num2').value);
var result = num1 / num2;
document.getElementById('result').value = result;
}
</script>
</body>
</html>Output:
Kalkulator Sederhana
Silakan gunakan kode di atas untuk membuat kalkulator sederhana menggunakan HTML, CSS, dan JavaScript. Anda dapat menyesuaikan tampilan dan fungsi kalkulator sesuai kebutuhan Anda.
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