Express Server

Express js basic example

//to run : node filename.js
const express = require('express')
const app = express()
const port = 3000

app.get('/', (req, res) => res.send('Hello World!'))

app.listen(port, () => console.log(`Example app listening at http://localhost:${port}`))

//visit localhost:3000
// assuming you have done 1) npm init 2) npm install express

Require express server.js

const express = require('express')const app = express() app.get('/', function (req, res) {  res.send('Hello World')}) app.listen(3000)

Source: npmjs.com

Express nodejs

Fast, unopinionated, minimalist web framework for Node.js

Express Server

const express = require("express")

const app = express()

app.listen(5000, () => {
	console.log("Server has started!")
})

Source: rahmanfadhil.com

Simple express server

const express = require('express');
const app = express();
const mongoose = require('mongoose');
const bodyParser = require('body-parser');

app.use(bodyParser.json());
const PORT = process.env.PORT || 3000;

app.use(bodyParser.json());

//connecting to db
try {
    mongoose.connect('mongodb://localhost/YOUR_DB_NAME', {
        useNewUrlParser: true,
        useUnifiedTopology: true,
      	useCreateIndex: true,
      }, () =>
      console.log("connected"));
  } catch (error) {
    console.log("could not connect");
  }

app.get('/', (req, res) => {
  res.send('<h1>Some HTML</h1>');
  res.send('<p>Even more HTML</p>');
});



app.listen(PORT, () => console.log(`Server is listening on port ${PORT}`));

Js express server

const http = require('http')
const express = require('express')

const app = express()
const server = http.Server(app)
app.set('port', 8888)
server.listen(8888)

app.get('/', (req, res) => {
  res.json({teste: true})
})

Similar codes

1 vote320 views4 answers
Cors error in node js express
Javascript Express
4 votes312 views1 answer
Node express post request json
Javascript Express
0 vote303 views1 answer
Basic express graphql
Javascript Express
36 votes501 views5 answers
Access-control-allow-origin nodejs express
Javascript Express
1 vote310 views1 answer
Accept Post with no midleWare express
Javascript Express
0 vote356 views1 answer
TypeError:Cannot read property 'reviews' of null express
Javascript Express
3 votes309 views1 answer
Nodejs express return image
Javascript Express
18 votes383 views3 answers
Fetch is not defined express
Javascript Express
0 vote335 views2 answers
Accept json data in express
Javascript Express
4 votes415 views1 answer
Express get full url
Javascript Express