Version: 2017.3 (switch to 2017.4)
  • C#
  • JS

Script language

Select your preferred scripting language. All code snippets will be displayed in this language.


Suggest a change


Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.


Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.



public method RegisterHandler(msgType: short, handler: Networking.NetworkMessageDelegate): void;
public void RegisterHandler(short msgType, Networking.NetworkMessageDelegate handler);


msgType Message type number.
handler Function handler which will be invoked for when this message type is received.


Register a handler for a particular message type.

There are several system message types which you can add handlers for. You can also add your own message types.

#pragma strict
class Server extends MonoBehaviour {
    function Start() {
        Debug.Log("Registering server callbacks");
        NetworkClient.RegisterHandler(MsgType.Connect, OnConnected);
    function OnConnected(netMsg: NetworkMessage) {
        Debug.Log("Client connected");
using UnityEngine;
using UnityEngine.Networking;

public class Server : MonoBehaviour { void Start() { NetworkServer.Listen(7070); Debug.Log("Registering server callbacks"); NetworkClient client = new NetworkClient(); client.RegisterHandler(MsgType.Connect, OnConnected); }

void OnConnected(NetworkMessage netMsg) { Debug.Log("Client connected"); } }

Did you find this page useful? Please give it a rating: