Kalkulator Sederhana
About this app
Kalkulator sederhana dengan antarmuka yang responsif dan warna-warna cerah.
Kalkulator Sederhana Kalkulator Sederhana 0 C 7 8 9 / 4 5 6 * 1 2 3 - 0 + =
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Source
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Kalkulator Sederhana</title>
<meta name="description" content="Kalkulator sederhana dengan antarmuka yang responsif dan warna-warna cerah.">
<meta name="keywords" content="kalkulator, aplikasi, matematika, rumus, angka">
<!-- Libraries -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js" crossorigin="anonymous"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.min.js" crossorigin="anonymous"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@6.6.0/css/fontawesome.min.css" crossorigin="anonymous">
<script type="text/javascript">
try {
// App Javascript Goes Here. Place your entire script content inside the try block for error handling.
let expression = "";
function appendToExpression(value) {
expression += value;
updateDisplay();
}
function updateDisplay() {
document.getElementById("result").innerText = expression || "0";
}
function calculate() {
try {
expression = eval(expression.replace(/[^-()\d/*+.]/g, '')); // secure eval
updateDisplay();
} catch (error) {
expression = "Error";
updateDisplay();
setTimeout(() => { expression = ""; updateDisplay(); }, 1500);
}
}
function clearExpression() {
expression = "";
updateDisplay();
}
document.addEventListener("DOMContentLoaded", function() {
updateDisplay();
});
} catch (error) {
throw error;
}
</script>
<style>
/* App CSS Goes Here */
body {
background: linear-gradient(135deg, #84fab0 0%, #8fd3f4 100%);
color: #333;
}
#main-container {
margin-top: 50px;
text-align: center;
}
#result {
font-size: 2em;
margin-bottom: 20px;
padding: 20px;
border: 2px solid #333;
border-radius: 10px;
background: rgba(255, 255, 255, 0.8);
}
button {
font-size: 1.5em;
margin: 5px;
padding: 10px;
border-radius: 8px;
background-color: #6c63ff;
color: white;
}
button:hover {
background-color: #5a54d8;
}
</style>
</head>
<body>
<div id="main-container" class="container">
<h1>Kalkulator Sederhana</h1>
<div id="result">0</div>
<div>
<button onclick="clearExpression()">C</button>
<button onclick="appendToExpression('7')">7</button>
<button onclick="appendToExpression('8')">8</button>
<button onclick="appendToExpression('9')">9</button>
<button onclick="appendToExpression('/')">/</button>
</div>
<div>
<button onclick="appendToExpression('4')">4</button>
<button onclick="appendToExpression('5')">5</button>
<button onclick="appendToExpression('6')">6</button>
<button onclick="appendToExpression('*')">*</button>
</div>
<div>
<button onclick="appendToExpression('1')">1</button>
<button onclick="appendToExpression('2')">2</button>
<button onclick="appendToExpression('3')">3</button>
<button onclick="appendToExpression('-')">-</button>
</div>
<div>
<button onclick="appendToExpression('0')">0</button>
<button onclick="appendToExpression('+')">+</button>
<button onclick="calculate()">=</button>
</div>
</div>
</body>
</html>
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