nodejs express api
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:${port}`) })
nodejs express api
const express = require('express') const app = express() const port = 3000 app.get('/', (req, res) => { res.send('Hello World!') }) app.listen(port, () => { console.log(`Example app listening at http://localhost:${port}`) })
express
const express = require('express') const cors = require('cors') const bodyParser = require('body-parser') require('dotenv').config() const ObjectId = require("mongodb").ObjectId; const app = express() app.use(cors()) app.use(express.json()) const port = process.env.PORT || 5000; app.get('/', (req, res)=>{ res.send('welcome to backend') }) app.listen(port, () => { console.log(`App listening at localhost:${port}`); })
express render
// send the rendered view to the client res.render('index') // if a callback is specified, the rendered HTML string has to be sent explicitly res.render('index', function (err, html) { res.send(html) }) // pass a local variable to the view res.render('user', { name: 'Tobi' }, function (err, html) { // ... })
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