Slip5:Create a Node.js file that writes an HTML form, with an upload field.

 const http = require('http');


http.createServer(function (req, res) {

    // When form is submitted
    if (req.url === '/upload' && req.method === 'POST') {
        res.writeHead(200, { 'Content-Type': 'text/html' });
        res.end("<h2>File uploaded successfully!</h2>");
    }
    else {
        // Show form
        res.writeHead(200, { 'Content-Type': 'text/html' });
        res.end(`
            <h2>Upload File</h2>
            <form action="/upload" method="post" enctype="multipart/form-data">
                Select File:<br><br>
                <input type="file" name="fileupload"><br><br>
                <input type="submit" value="Upload">
            </form>
        `);
    }

}).listen(3000);

console.log("Server running at http://localhost:3000/");

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