javascript - socket connect not working in local server

Question

I am new here in socketio, i am using simple socketio functionality, i just want to connect, but i am not able to connect, I am not able see log socket connected, can anyone please check my code and help me to resolve this issue ? here i have added my code, any help will be really appreciated.

    <script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/3.0.5/socket.io.js"></script>
        <script>
            var socket = io('127.0.0.1');
            socket.on('connect', function(){
                console.log("socket connected");
          });
        </script>

Answer 1

等待大神解答