PenPocketNote: July 2019

Thursday, 11 July 2019

How to add txt file in a folder using node js

var fs = require('fs');
fs.writeFileSync('notes.txt',Hello Iam Rajashree);

Go to cmd prompt < node app.js

Click notes.txt file you View the output in notes.txt

Append a message in notes.txt

var fs = require('fs');

fs.appendFileSync('notes.txt', '|| 'Thanks for Watching ');

Out put

Tuesday, 2 July 2019

How to Create server in node js

step1: Create one folder nodeserver > install package.json
step2: Create new file index.js ==> in index.js type the following code

const http = require('http');
const hostname ="localhost"';
const port = 3000;
const server = http.createServer((req,res) => {
console.log(req.headers);
res.statusCode = 200;
res.setHeader('Content-Type','text/html');
res.end('<html><body><h1> Server Connect </h1></body></html>');

});
server.listen(port,hostname,() ==> {
console.log(`server running at http://${hostname}:${port}');
});