昨日阅读4小时,累计155小时
关于C#编程,依然需要进一步了解,继续阅读文档
https://docs.microsoft.com/en-us/dotnet/csharp/programming-guide/delegates/using-delegates
https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/preprocessor-directives/preprocessor-region
关于Delegate,这个编程特点有些意思,继续努力吧!