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package jiekou1; public interface ShapePara { //定义常量PI final double PI=3.14; //定义抽象方法 //获得图形面积 double getArea(); //获得图形周长 double getCircumference(); } pac... 阅读全文
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package shape; public class Shape { //定义成员变量 private double zhouchang; private double mianji; public double getZhouchang() { return zhouchang; } public void setZhouc... 阅读全文
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package car; public class Vehicle { //定义成员变量 private int wheels; private double weight; public int getWheels() { return wheels; } public void setWheels(int wheels) { ... 阅读全文
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package jvxing; public class Jvxing { //成员变量 private double width; private double chang; public double getWidth() { return width; } public void setWidth(double width)... 阅读全文
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package animal; public class Animal { //成员属性 private String kind; public String getKind() { return kind; } public void setKind(String kind) { this.kind = ki... 阅读全文
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package human; public class Human { //成员属性 private String name; private int age; private double height; public String getName() { return name; } public void setNa... 阅读全文
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package homework1; public class Monkey { //构造方法 Monkey(String s) { } //成员方法 public void speak() { System.out.println("咿咿呀呀......"); } } package hom... 阅读全文
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package homework; public class Instrument { public void play() { System.out.println("弹奏乐器"); } } package homework; public class Wind { public void play() { ... 阅读全文
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package People; public class People { protected double height; protected double weight; public double getHeight() { return height; } public void setHeight(doub... 阅读全文