摘要：
Things declared outside of a class or struct will default to internal (When you define a data type of some kind (class, struct, enum, etc.) you need not specify an access modifier, but be aware that ... 阅读全文
摘要：
Using StatementThe using statement obtains one or more resources, executes a statement, and then disposes of the resource. A using statement is translated into three parts:acquisition, usage, and disp... 阅读全文