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
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(); });
cors in express
const cors = require('cors'); const corsOption = { origin: ['http://localhost:3000'], }; app.use(cors(corsOption)); //if you want in every domain then app.use(cors())
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') })
cors express tutorial
$ npm install cors const cors = require('cors'); const corsOption = { origin: ['http://localhost:3000'], }; app.use(cors(corsOption));
cors in node js
// Wide listing a cors to accept a specific domain route const cors = require('cors'); const corsOption = { origin: ['http://localhost:3000'], }; app.use(cors(corsOption));