?? fandemo.java
字號:
class Fan {
private int speed = 0;
private boolean on = false;
private double radius = 50;
public Fan(int speed, boolean on, double radius) {
this.speed = speed;
this.on = on;
this.radius = radius;
}
public void setSpeed(int speed) {
this.speed = speed;
}
public void setOn(boolean on) {
this.on = on;
}
public int getSpeed() {
return speed;
}
public boolean getOn() {
return on;
}
public double getRadius() {
return radius;
}
}
public class FanDemo {
public static void main(String[] args) {
Fan f = new Fan(0,false,50.0);
f.setSpeed(60);
f.setOn(true);
System.out.println(f.getSpeed());
System.out.println(f.getOn());
System.out.println(f.getRadius());
}
}
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