Breaking News: Grepper is joining You.com. Read the official announcement!

why req.body is undefined

Add Answer

YOU.com answered on February 21, 2020 Popularity 8/10 Helpfulness 1/10

answer why req.body is undefined

related req.body is undefined

related req.body showing undefined

why req.body is undefined

Comment

There can be several reasons why `req.body` is undefined. Here are a few possible explanations and potential solutions:

1. Missing body-parser middleware: If you're using Express.js, make sure that you have added the `body-parser` middleware to your application before trying to access `req.body`. Without the middleware, `req.body` will be undefined. Add the following code to your server file:

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

   app.use(bodyParser.urlencoded({ extended: false }));
   app.use(bodyParser.json());

   // ...rest of your server code

2. Incorrect request content type: If you're making a POST request, ensure that the appropriate content type is set. If you're sending JSON data, make sure to include the following header in your request:

   Content-Type: application/json

3. Missing name attribute in the HTML form: If you're trying to access form data from an HTML form, ensure that all input fields have a `name` attribute specified. Without the `name` attribute, it won't be included in the request body.

If you have tried the above steps and `req.body` is still undefined, there might be other factors causing the issue. Please provide more details or code snippets for further assistance.

Popularity 8/10 Helpfulness 1/10 Language

Source: Grepper

Link to this answer
Share Copy Link

Contributed on Sep 11 2023

YOU.com

0 Answers Avg Quality 2/10

Closely Related Answers

req.body is undefined

Comment

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())

Popularity 10/10 Helpfulness 10/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Feb 21 2020

Enthusiastic Earthworm

0 Answers Avg Quality 2/10

req.body showing undefined

Comment

//express doesn't by default support json data input so use express.json() middleware
const app= express();
app.use(express.json());

Popularity 9/10 Helpfulness 7/10 Language javascript

Source: Grepper

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Nov 13 2022

Shirshak Kandel

0 Answers Avg Quality 2/10

why req.body is undefined

Contents

More Related Answers

why req.body is undefined

Closely Related Answers

req.body is undefined

req.body showing undefined

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.