NPM Body-Parser
$ npm install body-parser
Thankful Tortoise
$ npm install body-parserconst express = require('express'),
app = express(),
bodyParser = require('body-parser');
// support parsing of application/json type post data
app.use(bodyParser.json());
//support parsing of application/x-www-form-urlencoded post data
app.use(bodyParser.urlencoded({ extended: true }));
app.get('/',function(req,res){
var inputCity= req.body.city; //city is the name specified in in put tag i.e <input name="city">
console.log(inputCity);
});
/*
bodyParser.text - pass all the requests into text.
bodyParser.json - parse data into JSON format.
bodyParser.urlencoded - commonly used when getting data posted from
*/// Express/Connect top-level generic
// This example demonstrates adding a generic JSON and URL-encoded parser as a top-level middleware, which will parse the bodies of all incoming requests.
// This is the simplest setup.
var express = require('express')
var bodyParser = require('body-parser')
var app = express()
// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: false }))
// parse application/json
app.use(bodyParser.json())
app.use(function (req, res) {
res.setHeader('Content-Type', 'text/plain')
res.write('you posted:\n')
res.end(JSON.stringify(req.body, null, 2))})var express = require('express')
var bodyParser = require('body-parser')
var app = express()
// parseapplication/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: false }))
// parse application/json
app.use(bodyParser.json()) app.use(function (req, res) { res.setHeader('Content-Type', 'text/plain') res.write('you posted:\n') res.end(JSON.stringify(req.body, null, 2))})// yarn add body-parser
const bp = require('body-parser')
app.use(bp.urlencoded({ extended: false }))
app.use(bp.json())
//now express come with in build express.json() middleware so no need of body-parser
app.use(express.json())
<script>
const bodyParser = require("body-parser");
app.use(bodyParser.urlencoded({extended:true}));
app.post("/", function(req, res){
let firstName = req.body.fNAME;
});
</script>
<input type="text" name="fNAME" placeholder="First Name">