install cors

Solutions on MaxInterview for install cors by the best coders in the world

showing results for - "install cors"
Gigi
19 Jan 2020
1 npm install cors
Theo
16 Aug 2018
1var allowedOrigins = ['http://localhost:3000',                      'http://yourapp.com'];
2app.use(cors({  
3  origin: function(origin, callback){
4    // allow requests with no origin     
5    // (like mobile apps or curl requests)    
6    if(!origin) 
7      return callback(null, true);    
8    if(allowedOrigins.indexOf(origin) === -1){
9      var msg = 'The CORS policy for this site does not ' +                
10          'allow access from the specified Origin.';      
11      return callback(new Error(msg), false);    
12    }    
13    return callback(null, true);  
14  }
15}));
Romina
06 Apr 2018
1installation :
2
3$ npm i cors
4
5usage :
6
7var express = require('express')
8var cors = require('cors')
9var app = express()
10 
11app.use(cors())
12 
13app.get('/products/:id', function (req, res, next) {
14  res.json({msg: 'This is CORS-enabled for all origins!'})
15})
16 
17app.listen(80, function () {
18  console.log('CORS-enabled web server listening on port 80')
19})
20
Mateo
25 Jan 2019
1var 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')})
Alissa
06 Jan 2021
1var 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')})
Filippo
17 Jan 2017
1$ npm i express cors
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