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>Document</title>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/font/bootstrap-icons.min.css">
</head>
<body>
<div class="bg-dark mx-auto text-center text-white" style="width:24rem;">suriyaprakash(212223100044)</div>
<div class="bg-dark row mx-auto text-center" style="width: 24rem;">
<div class="col-12 my-4"><input type="text" name="" id="output"
style="width: 100%; height: 50px; border-radius: 25px;"></div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">(</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">)</div>
<div class="m-3 col-2 btn btn-danger rounded-4" onclick="fn(this)">C</div>
<div class="m-3 col-2 btn btn-danger rounded-4" onclick="fn(this)" id="back"><i class="bi bi-backspace-fill"></i></div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">7</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">8</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">9</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">*</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">4</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">5</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">6</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">-</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">1</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">2</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">3</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">+</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">0</div>
<div class="m-3 col-2 btn btn-success rounded-4" onclick="fn(this)">.</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">%</div>
<div class="m-3 col-2 btn btn-primary rounded-4" onclick="fn(this)">/</div>
<div class="m-3 col-11 btn btn-warning rounded-4" onclick="fn(this)">=</div>
<script>
function fn(e) {
if (e.innerHTML == '=') {
output.value = eval(output.value);
}
else if (e.id == 'back') {
v = output.value;
output.value = v.substring(0, v.length - 1);
}
else if (e.innerHTML == 'C') {
output.value = '';
}
else {
output.value += e.innerHTML;
}
}
</script>
</body>
</html>
The program for designing a standard calculator using HTML and CSS is executed successfully.
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