第十一周上机练习

Posted 2021-02-19 sehnsucht

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();
    }
}