Beautiful Basic Calculator
About this app
A beautiful basic calculator with black body and white buttons.
Beautiful Basic 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>Beautiful Basic Calculator</title>
<meta name="description" content="A beautiful basic calculator with black body and white buttons.">
<meta name="keywords" content="calculator, basic, beautiful, black, white">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
<script type="text/javascript">
try {
let calculatorInput = '';
const updateDisplay = () => {
document.querySelector('#calculator-display').innerText = calculatorInput;
}
document.addEventListener("DOMContentLoaded", function() {
document.querySelectorAll('.calculator-btn').forEach(btn => {
btn.addEventListener('click', () => {
const value = btn.getAttribute('data-value');
if(value === '=') {
try {
calculatorInput = eval(calculatorInput);
} catch(e) {
calculatorInput = 'Error';
}
} else if(value === 'C') {
calculatorInput = '';
} else {
calculatorInput += value;
}
updateDisplay();
});
});
});
} catch (error) {
throw error;
}
</script>
<style>
body {
background-color: black;
color: white;
}
.calculator-btn {
width: 70px;
height: 70px;
border: none;
margin: 5px;
border-radius: 35px;
font-size: 24px;
color: black;
background-color: white;
}
#calculator-display {
height: 70px;
margin: 5px;
font-size: 24px;
text-align: right;
background: white;
color: black;
padding-right: 10px;
}
</style>
</head>
<body>
<div id="main-container" class="container">
<div id="calculator-display"></div>
<div id="calculator-buttons">
<button class="calculator-btn" data-value="1">1</button>
<button class="calculator-btn" data-value="2">2</button>
<button class="calculator-btn" data-value="3">3</button>
<button class="calculator-btn" data-value="+">+</button>
<br/>
<button class="calculator-btn" data-value="4">4</button>
<button class="calculator-btn" data-value="5">5</button>
<button class="calculator-btn" data-value="6">6</button>
<button class="calculator-btn" data-value="-">-</button>
<br/>
<button class="calculator-btn" data-value="7">7</button>
<button class="calculator-btn" data-value="8">8</button>
<button class="calculator-btn" data-value="9">9</button>
<button class="calculator-btn" data-value="*">*</button>
<br/>
<button class="calculator-btn" data-value="0">0</button>
<button class="calculator-btn" data-value=".">.</button>
<button class="calculator-btn" data-value="=">=</button>
<button class="calculator-btn" data-value="/">/</button>
<br/>
<button class="calculator-btn" data-value="C">C</button>
</div>
</div>
</body>
</html>
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