The main features we will apply
User will able to paste link or text and generate the qr code
The dependency
We will use qurcodejs a javascript library for this
QR Code Generator
The complete code. Try and customize by yourself.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>QR Code Generator</title>
<style>
input[type="text"] {
width: 400px;
padding: 10px;
margin: 10px 0;
border: 1px solid #ccc;
border-radius: 5px;
font-size: 16px;
box-sizing: border-box;
}
#qr-code-button {
padding: 10px 20px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 5px;
cursor: pointer;
font-size: 16px;
}
#qr-code-button:hover {
background-color: #45a049;
}
#qr-code-image {
margin-top: 30px;
width: 200px;
height: 200px;
background-color: #fff;
padding: 20px;
border-radius: 10px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
display: none;
}
</style>
</head>
<body>
<div class="content">
<h1>QR Code Generator</h1>
<input type="text" id="qr-code-text-input" placeholder="Enter website URL or text">
<button id="qr-code-button" onclick="generateQRCode()">Generate QR Code</button>
<div id="qr-code-image"></div>
</div>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/qrcode.min.js"></script>
<script>
var qrcode = null;
function generateQRCode() {
var text = document.getElementById('qr-code-text-input').value;
if (text === '') return;
if (qrcode !== null) {
qrcode.clear();
qrcode.makeCode(text);
} else {
qrcode = new QRCode(document.getElementById('qr-code-image'), { text: text, width: 400, height: 400 });
}
document.getElementById('qr-code-image').style.display = 'block';
}
</script>
</body>
</html>
Also you can get the code from github
https://github.com/01one/qr-code-generator-with-html-css-javascript