我正在尝试使用socket.io连接到远程服务器,但遇到了一些问题。我得到这个错误:响应中的Access-Control-Allow-Credentials头的值是‘’,当请求的凭证模式是'include‘时,这个值必须是'true’。
好的,下面是代码:
服务器
var server = require('http').createServer();
const io = require("socket.io")(server, {
  cors: {
    origin: "my URL",
    methods: ["GET", "POST"],
    credentials: false
  }
});
io.sockets.on('connection', function(socket) {
    console.log("Client has connected!");
});
console.log ('Server started.');
server.listen(3000);以下是客户端代码:
var socket = io.connect("https://persistent-gentle-banon.glitch.me", {
  withCredentials: false
});我怎样才能解决这个问题并让它连接起来?
谢谢你的帮助!
发布于 2021-01-05 00:53:37
我也有同样的问题,我用的是express,我可以通过
var cors = require("cors");
const corsOptions = {
  origin: "*",
  optionsSuccessStatus: 200
};
const io = require("socket.io")(server, {
  cors: {
    origin: "*",
    methods: ["PUT", "GET", "POST", "DELETE", "OPTIONS"],
    credentials: false
  }
  // transports: ['websocket']
});
app.use(cors(corsOptions));https://stackoverflow.com/questions/65566462
复制相似问题