Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
谁能给我B一个继承自它们的类的例子,A它们之间存在关联,什么模式使用这种键?
B
A
我指的A是BUML图上它们之间存在关联关系的情况。
提前致谢。
经理/雇员,其中经理是雇员并且有n雇员为他工作。
n