To design a web application for a standard calculator with minimum five operations.
Clone the github repository and create Django admin interface.
Change settings.py file to allow request from all hosts.
Use CSS for creating attractive colors.
Write JavaScript program for implementing five different operations.
Validate the HTML and CSS code.
Publish the website in the given URL.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Calculator</title>
<style>
body {
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}
#calculator-container {
background-color:rgb(15, 0, 131);
text-align: center;
border: 1px solid #12121200;
padding: 20px;
border-radius: 10px;
}
input {
width: 85%;
padding: 10px;
margin: 5px 0;
}
button {
width: 50px;
height: 48px;
font-size: 16px;
margin: 5px;
}
</style>
</head>
<body>
<div id="calculator-container">
<h2><font color= "white"></fontcolor>Yendluri Chandana</h2>
<h3>212223100063</h3>
<h2>CALCULATOR</h2>
<input type="text" id="display" disabled>
<br>
<button onclick="appendToDisplay('(')">(</button>
<button onclick="appendToDisplay(')')">)</button>
<button onclick="appendToDisplay('.')">.</button>
<button onclick="apprndToDisplay('+')">+</button>
<br>
<button onclick="appendToDisplay('7')">7</button>
<button onclick="appendToDisplay('8')">8</button>
<button onclick="appendToDisplay('9')">9</button>
<button onclick="appendToDisplay('-')">-</button>
<br>
<button onclick="appendToDisplay('4')">4</button>
<button onclick="appendToDisplay('5')">5</button>
<button onclick="appendToDisplay('6')">6</button>
<button onclick="appendToDisplay('*')">*</button>
<br>
<button onclick="appendToDisplay('1')">1</button>
<button onclick="appendToDisplay('2')">2</button>
<button onclick="appendToDisplay('3')">3</button>
<button onclick="appendToDisplay('/')">/</button>
<br>
<button onclick="calculate()">=</button>
<button onclick="appendToDisplay('0')">0</button>
<button onclick="clearDisplay()">C</button>
<button onclick="appendToDisplay('%')">%</button>
</div>
<script>
function clearDisplay() {
document.getElementById('display').value = '';
}
function appendToDisplay(value) {
document.getElementById('display').value += value;
}
function calculate() {
try {
document.getElementById('display').value = eval(document.getElementById('display').value);
} catch (error) {
document.getElementById('display').value = 'Error';
}
}
</script>
</body>
</html>
The program for designing a standard calculator using HTML and CSS is executed successfully.
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