express js 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 expressexpress post
app.post('/signup', async(req, res) => {
const { email, firstName } = req.body
const user = new User({ email, firstName })
const ret = await user.save()
res.json(ret)
})express post
app.post('/', function (req, res) {
res.send('Got a POST request')
})route parameter in node
var express = require('express');
var fs = require('fs');
var app= express();
app.get('/index/profile/:id',function(req,res){
// res.send('profile with id' + req.params.id)
});
app.listen(3000,'127.0.0.1');
console.log('lsitng');Copyright © 2021 Codeinu
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