Programming Microsoft Windows CE is written for anyone who will be writing applications for Windows CE or the .NET Compact Framework. Embedded systems programmers using Windows CE for a specific application, Windows programmers interested in writing
Windows Template Library (WTL) is a C++ library for developing Windows applications and UI components. It extends ATL (Active Template Library) and provides a set of classes for controls, dialogs, frame windows, GDI objects, and more.
经常发现有List、Set的声明,是什么意思呢?表示包括T在内的任何T的父类,表示包括T在内的任何T的子类,下面我们详细分析一下两种通配符具体的区别。
extends
List foo3的通配符声明,意味着以下的赋值是合法的:
// Number "extends" Number (in this context)
List foo3 = new ArrayList()