第十一周上机练习
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package t; public class Vehicle { public String brand; public String color; double speed=0; public String getBrand() { return brand; } public void setBrand(String brand) { this.brand = brand; } public String getColor() { return color; } public void setColor(String color) { this.color = color; } public double getSpeed() { return speed; } public void setSpeed(double speed) { this.speed = speed; } public void run(){ System.out.println("一辆"+this.color+"的"+this.brand+"正在以"+this.speed+"的速度跑"); } }
package t; public class VehicleTest { public static void main(String[] args) { Vehicle c=new Vehicle(); c.brand="benz"; c.color="black"; c.run(); } }
package t; public class Car extends Vehicle{ int loader; public int getLoader() { return loader; } public void setLoader(int loader) { this.loader = loader; } public void run(){ System.out.println("一辆"+this.color+"载客数为"+this.loader+"的"+this.brand+"正在以"+this.speed+"的速度跑"); } }
package t; public class Test { public static void main(String[] args) { Car c=new Car(); c.brand="Honda"; c.color="red"; c.loader=2; c.run(); } }
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