大家好，我是小玉的编辑。小玉在网上收集了一些关于罢工双语例子的信息，让我们分享给你，以便更好地理解。
When we define our interfaces in C# 4.0, we are allowed to mark each of the generic parameters as in or out. If we try to set a generic parameter as out and that\'d lead to a problem, the compiler rai
加载中,请稍侯......