instalar cors en nodejs code example
Example 1: nodejs CORS policy
app.use(function(req, res, next) {
res.header("Access-Control-Allow-Origin", "YOUR-DOMAIN.TLD");
res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
next();
});
app.get('/', function(req, res, next) {
});
app.post('/', function(req, res, next) {
});
Example 2: cors package install npm
var express = require('express')var cors = require('cors')var app = express() app.get('/products/:id', cors(), function (req, res, next) { res.json({msg: 'This is CORS-enabled for a Single Route'})}) app.listen(80, function () { console.log('CORS-enabled web server listening on port 80')})
Example 3: cors package install npm
var express = require('express')var cors = require('cors')var app = express() app.use(cors()) app.get('/products/:id', function (req, res, next) { res.json({msg: 'This is CORS-enabled for all origins!'})}) app.listen(80, function () { console.log('CORS-enabled web server listening on port 80')})