基于UDP的聊天软件，带用户注册和登录功能。可群聊或私聊,UDP-based chat software, with user registration and login function. Can be a group chat or私聊

一个CSHARP写的即时聊天软件的客户端，可以多群聊，可以单独聊-a software written by CSHARP and run at client pc. one can chat with the group and one by one

C#聊天程序(群聊与个人聊) 可以在局域网内实现聊天，如在一台电脑上安装了服务器（项目内自带），就可以用客户端实现聊天了，供大家学习参考-C# chat program (group chat and personal chat) can be achieved in the local area network chat, as in a computer installed on the server (built within the project), you can chat wi