JSON to CSV Converter Tool Code is written in HTML, Javascript, Css and JSON.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>JSON to CSV Converter</title>
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css" rel="stylesheet">
<style>
body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
background-color: #f5f5f5;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
}
.container {
width: 90%;
max-width: 600px;
background: #ffffff;
box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
border-radius: 8px;
padding: 20px;
text-align: center;
}
h1 {
color: #333;
margin-bottom: 20px;
}
textarea {
width: 100%;
height: 150px;
border: 1px solid #ddd;
border-radius: 6px;
padding: 10px;
resize: none;
font-size: 14px;
color: #333;
}
button {
background-color: #4CAF50;
color: white;
border: none;
padding: 10px 20px;
border-radius: 6px;
cursor: pointer;
font-size: 16px;
margin-top: 10px;
transition: background-color 0.3s ease;
}
button:hover {
background-color: #45a049;
}
.error {
color: red;
font-size: 14px;
margin-top: 10px;
}
.success {
color: green;
font-size: 14px;
margin-top: 10px;
}
.download-link {
display: block;
margin-top: 15px;
color: #007BFF;
text-decoration: none;
}
.download-link:hover {
text-decoration: underline;
}
</style>
</head>
<body>
<div class="container">
<h1>JSON to CSV Converter</h1>
<textarea id="jsonInput" placeholder="Paste your JSON here..."></textarea>
<button id="convertBtn">Convert to CSV</button>
<div class="error" id="error"></div>
<div class="success" id="success"></div>
<a id="downloadLink" class="download-link" style="display: none;">Download CSV</a>
</div>
<script>
document.getElementById('convertBtn').addEventListener('click', () => {
const jsonInput = document.getElementById('jsonInput').value;
const errorDiv = document.getElementById('error');
const successDiv = document.getElementById('success');
const downloadLink = document.getElementById('downloadLink');
errorDiv.textContent = '';
successDiv.textContent = '';
downloadLink.style.display = 'none';
try {
const jsonData = JSON.parse(jsonInput);
if (!Array.isArray(jsonData)) {
throw new Error('JSON must be an array of objects.');
}
const headers = Object.keys(jsonData[0]);
const csvRows = [headers.join(",")];
jsonData.forEach(obj => {
const values = headers.map(header => {
const escaped = ('' + (obj[header] || '')).replace(/"/g, '""');
return `"${escaped}"`;
});
csvRows.push(values.join(","));
});
const csvData = csvRows.join("\n");
const blob = new Blob([csvData], { type: 'text/csv' });
const url = URL.createObjectURL(blob);
downloadLink.href = url;
downloadLink.download = 'output.csv';
downloadLink.style.display = 'block';
downloadLink.textContent = 'Download CSV';
successDiv.textContent = 'Conversion successful!';
} catch (error) {
errorDiv.textContent = error.message;
}
});
</script>
</body>
</html>