1const http = require("http");
2//use fs module at first to read file 
3const fs = require("fs");
4
5const hostname = "127.0.0.1";
6const port = 3000;
7// simple code to read file using fs module
8const files = fs.readFileSync("new.html");
9
10const server = http.createServer((req, res) => {
11  res.statusCode = 200;
12  // give correct input for html
13  res.setHeader("Content-Type", "text/html");
14  res.end(files);
15});
16
17server.listen(port, hostname, () => {
18  console.log(`Server running at http://${hostname}:${port}/`);
19  console.log("Done")
20});
21//simple code to make server and read file

1let http = require('http');
2let fs = require('fs');
3 
4let handleRequest = (request, response) => {
5    response.writeHead(200, {
6        'Content-Type': 'text/html'
7    });
8    fs.readFile('./index.html', null, function (error, data) {
9        if (error) {
10            response.writeHead(404);
11            respone.write('Whoops! File not found!');
12        } else {
13            response.write(data);
14        }
15        response.end();
16    });
17};
18 
19http.createServer(handleRequest).listen(8000);
20

1<script> 
2// Requiring fs module in which 
3// writeFile function is defined. 
4const fs = require('fs') 
5  
6// Data which will write in a file. 
7let data = "Learning how to write in a file."
8  
9// Write data in 'Output.txt' . 
10fs.writeFile('Output.txt', data, (err) => { 
11      
12    // In case of a error throw err. 
13    if (err) throw err; 
14}) 
15</script>