express get request origin
app.use((req, res, next) => {
const host = req.get('host');
const origin = req.get('origin');
});express get request origin
app.use((req, res, next) => {
const host = req.get('host');
const origin = req.get('origin');
});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')
})express js cors
//Cors = Cross-origin resource sharing
var express = require('express');
var cors = require('cors');
var app = express();
app.use(cors());
var corsOptions = {
origin: 'http://example.com',
optionsSuccessStatus: 200 // some legacy browsers (IE11, various SmartTVs) choke on 204
}
app.listen(80, function () {
console.log('CORS-enabled web server listening on port 80')
})how to use cros
npm i cors
const cors = require('cors');
const express = require('express');
const app = express();
app.us(cors());Copyright © 2021 Codeinu
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