“Cors en el nodo JS” Código de respuesta

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();
});
Precious Plover

Permitir el nodo de origen cruzado

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();
});
Magnificent Manatee

Cors en 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())
Sab Tech

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')
})
Batman

Tutorial Cors Express

$ npm install cors


const cors = require('cors');

const corsOption = {
    origin: ['http://localhost:3000'],
};
app.use(cors(corsOption));
Daniel Kristoffersen

Cors en el nodo 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));
Shedrack Davis

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