iterator pattern造句

例句与造句

1. Design patterns are also used to increase the reusability as rup advocated . the abstract factory , observer and iterator patterns is introduced
   Rup过程鼓励复用，设计过程中使用很多设计模式来增加复用性，如抽象工厂、观察者模式和迭代器模式等。
2. It's difficult to find iterator pattern in a sentence. 用iterator pattern造句挺难的