/Javascript/Node.js/Access-control-allow-origin nodejs express

Access-control-allow-origin nodejs express

Express js cors

var express = require('express')
var cors = require('cors')  //use this
var app = express()

app.use(cors()) //and this

app.get('/user/:id', function (req, res, next) {
  res.json({user: 'CORS enabled'})
})

app.listen(5000, function () {
  console.log('CORS-enabled web server listening on port 5000')
})

Allow cross origin node

app.use(function(req, res, next) {
  res.header("Access-Control-Allow-Origin", "*");
  res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
  next();
});

Access-control-allow-origin nodejs express

// Add headers
app.use(function (req, res, next) {

    // Website you wish to allow to connect
    res.setHeader('Access-Control-Allow-Origin', 'http://localhost:8888');

    // Request methods you wish to allow
    res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE');

    // Request headers you wish to allow
    res.setHeader('Access-Control-Allow-Headers', 'X-Requested-With,content-type');

    // Set to true if you need the website to include cookies in the requests sent
    // to the API (e.g. in case you use sessions)
    res.setHeader('Access-Control-Allow-Credentials', true);

    // Pass to next layer of middleware
    next();
});

Source: stackoverflow.com

Add access-control-allow-origin in node js

// Install cors package: npm install cors
const express = require("express");
const app = express();
const cors = require('cors');
app.use(cors());
// your http request should work after this

Express cors policy no 'access-control-allow-origin'

$ npm install cors

-1

Source: expressjs.com

Similar codes

1 vote225 views2 answers
Create file if not exists nodejs
Javascript Node.js
6 votes223 views2 answers
Nodejs event
Javascript Node.js
0 vote219 views1 answer
Node js create or check directory
Javascript Node.js
0 vote213 views1 answer
Exit application node js
Javascript Node.js
10 votes231 views6 answers
Mongoose node js
Javascript Node.js
0 vote211 views1 answer
How to check record successfully delete in mongodb node js
Javascript Node.js
0 vote238 views1 answer
Node js on ctrl c
Javascript Node.js
0 vote214 views1 answer
Nodejs convert buffer to uint8array
Javascript Node.js
0 vote217 views6 answers
Nodejs s3 read
Javascript Node.js
0 vote228 views1 answer
Node temp = new Node(6, head, head.getNext()); head.setNext(temp); temp.getNext().setPrev(temp); Node temp1 = tail.getPrev(); tail.setPrev(temp1.getPrev()); temp1.getPrev().setNext(tail);
Javascript Node.js