Loading

摘要: 速读本文: 构造方法名要跟类名一致 构造方法内调用构造方法,使用this(); public class circle { public double r; public String colour; public static final double pi=3.14; public circle 阅读全文
posted @ 2021-10-25 20:04 mi2ac1e 阅读(151) 评论(0) 推荐(0)