haorenyuan

摘要： 泛化(继承)class A{}class B : A{}依赖：class A{public void Function(B b) {}}class B {}关联class A{B b = new B();}class B {}聚合class A{ public b; public c; public A( B in_b){ b = in_b; } public A( C in_c){ c = in_c; }}class B {}class C {}组合class A{ public b; public c; public A( ){ b = new B(); C = new C(); ... 阅读全文