资 源 简 介
C#中的事件的实现是通过委托直接实现的，所以代码只给出事件实现的代码示例，如果明白了委托，相信看懂本代码应该不难。
-C# Realize the incident is realized through the commission directly, so the code is given only to realize the events of the code sample, if commissioned to understand, I believe this code should not be difficult to understand.
