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Fun Calculation App

Jun 22, 2025

About this app

An interactive and colorful calculation app for performing basic arithmetic operations.

Fun Calculation App Awesome Calculator 1 2 3 + 4 5 6 - 7 8 9 * 0 C = /

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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>Fun Calculation App</title>
<meta name="description" content="An interactive and colorful calculation app for performing basic arithmetic operations.">
<meta name="keywords" content="calculator, arithmetic, math, calculation app, responsive, fun">

<!-- 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
document.addEventListener("DOMContentLoaded", function() {
const display = document.getElementById("display");
const buttons = Array.from(document.querySelectorAll(".btn"));
let currentInput = "";

buttons.forEach(button => {
button.addEventListener("click", (e) => {
const value = e.target.dataset.value;
if (value === "clear") {
currentInput = "";
display.value = "";
} else if (value === "=") {
try {
currentInput = eval(currentInput);
display.value = currentInput;
} catch {
display.value = "Error";
currentInput = "";
}
} else {
currentInput += value;
display.value = currentInput;
}
});
});
});

} catch (error) {
throw error;
}
</script>

<style>
body {
background: linear-gradient(135deg, #ff7e5f, #feb47b);
color: #fff;
font-family: 'Arial', sans-serif;
}
#main-container {
text-align: center;
padding: 50px;
border-radius: 15px;
background-color: rgba(255, 255, 255, 0.1);
box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}
#display {
width: 100%;
height: 60px;
font-size: 2em;
margin-bottom: 20px;
}
.btn {
width: 70px;
height: 70px;
font-size: 1.5em;
margin: 10px;
transition: all 0.3s;
}
.btn:hover {
transform: scale(1.1);
background-color: rgba(255, 255, 255, 0.3);
}
</style>
</head>
<body>
<div id="main-container" class="container">
<h1>Awesome Calculator</h1>
<input type="text" id="display" disabled>
<div>
<button class="btn btn-primary" data-value="1">1</button>
<button class="btn btn-primary" data-value="2">2</button>
<button class="btn btn-primary" data-value="3">3</button>
<button class="btn btn-info" data-value="+">+</button>
</div>
<div>
<button class="btn btn-primary" data-value="4">4</button>
<button class="btn btn-primary" data-value="5">5</button>
<button class="btn btn-primary" data-value="6">6</button>
<button class="btn btn-info" data-value="-">-</button>
</div>
<div>
<button class="btn btn-primary" data-value="7">7</button>
<button class="btn btn-primary" data-value="8">8</button>
<button class="btn btn-primary" data-value="9">9</button>
<button class="btn btn-info" data-value="*">*</button>
</div>
<div>
<button class="btn btn-primary" data-value="0">0</button>
<button class="btn btn-danger" data-value="clear">C</button>
<button class="btn btn-success" data-value="=">=</button>
<button class="btn btn-info" data-value="/">/</button>
</div>
</div>
</body>
</html>