React Js Download JSON Data
React Js Download JSON Data | Export JSON File:To download JSON data and export it as a JSON file in a React.js application, you can use the following steps. First, fetch or generate the JSON data you want to export. Next, create a download link or button in your React component. When the user clicks this link or button, trigger a function that creates a Blob containing the JSON data, sets the appropriate content type, and generates a URL for downloading. Finally, simulate a click event on a hidden anchor element with the download attribute, which initiates the file download. This enables users to easily download JSON data as a file in their browser.




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How can I download JSON data and export it as a JSON file in a Reactjs application?
This React.js code snippet creates a simple web application that allows users to download JSON data as a file. It defines an array of objects called "data" containing information about individuals. When the "Download JSON Data" button is clicked, a function called "downloadFile" is triggered. This function converts the "data" array into a JSON string, creates a Blob (binary large object) from it, and generates a download link for the user with the filename "data.json." Upon clicking the link, the JSON file is downloaded. This code demonstrates a basic way to export JSON data from a React.js application to a file when a specific action is taken by the user.
React Js Download JSON Data | Export JSON File
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<script type="text/babel">
const { useState } = React;
function App() {
const data = [
{
name: 'Sophia Harris',
age: 22,
email: 'sophiaharris@example.com'
},
{
name: 'Matthew Taylor',
age: 33,
email: 'matthewtaylor@example.com'
}
];
const downloadFile = () => {
const jsonData = JSON.stringify(data, null, 2);
const blob = new Blob([jsonData], { type: 'application/json' });
const url = URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = url;
link.download = 'data.json';
document.body.appendChild(link);
link.click();
URL.revokeObjectURL(url);
document.body.removeChild(link);
};
return (
<div className='container'>
<h3>React Download JSON Data on Click</h3>
<button onClick={downloadFile}>Download JSON Data</button>
</div>
);
}
ReactDOM.render(<App />, document.getElementById("app"));
</script>
Output of React Js Download JSON Data | Export JSON File
After Downloading JSON Data