摘要: 1.一对多 2.多对多 阅读全文
posted @ 2017-12-28 18:15 凯迪威 阅读(4751) 评论(0) 推荐(0)
摘要: class Che{ private String name; private double price; public Che(){} public Che(String name,double price){ this.name = name; this.price = price; } public String getName(){ r... 阅读全文
posted @ 2017-12-28 16:28 凯迪威 阅读(202) 评论(0) 推荐(0)