app.use express.urlencoded ({extended: true})) ejemplo de código express.json app.post req.body

Ejemplo 1: analizador corporal expreso

//make sure it is in this order
npm i body-parser

const express = require('express')
const bodyParser = require('body-parser')

const 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))
})

Ejemplo 2: Cómo acceder al cuerpo de la solicitud al realizar POST con Node.js y Express

const express = require('express');

const app = express();

app.use(express.json({extended: false})); //This is the line that you want to add

app.post('/postroute', (req, res) => {
    console.log('body :', req.body);
    res.sendStatus(200);
});

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