/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

2 votes291 views2 answers
Samesite cookie nodejs
Javascript Node.js
0 vote282 views1 answer
Nodejs config file
Javascript Node.js
11 votes441 views4 answers
Nodejs atob
Javascript Node.js
0 vote287 views1 answer
Nodejs binary string to decimal number
Javascript Node.js
1 vote300 views1 answer
Nodejs error _.isNull is not a function
Javascript Node.js
1 vote291 views2 answers
Modulos nodejs
Javascript Node.js
0 vote289 views1 answer
Node express dynamic route and error handler
Javascript Node.js
0 vote298 views1 answer
How to take input from user nodejs
Javascript Node.js
0 vote293 views1 answer
Node js sleep between axios
Javascript Node.js
2 votes274 views1 answer
Node print stdin
Javascript Node.js