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1、Vehicle類所具有的屬性題目沒有給定資料類型,自主選擇定義屬性的資料類型。代碼如下public class Vehicle{
private double speed;//速度
private String name;//名字
private String color;//顔色
public double getSpeed() {
return speed;
}
public void setSpeed(double speed) {
this.speed = speed;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getColor() {
return color;
}
public void setColor(String color) {
this.color = color;
}
//start方法
public void start()
{
System.out.println("汽車32313133353236313431303231363533e58685e5aeb931333363376434,"+this.name+this.color+"啟動。");
}
//stop方法
public void stop( )
{
System.out.println("汽車,"+this.name+this.color+"停止。");
}
//run方法
public void run( )
{
System.out.println("汽車,"+this.name+"行駛,速度 "+this.speed+"km/h");
}
public static void main(String[] args) {
//主方法,執行需要的操作
Vehicle v =new Vehicle();
v.setName("奔馳");
v.setColor("紅色");
v.setSpeed(120);
v.start();
v.run();
v.stop();
}
}
2、在主方法程式中生成Vehicle的對象,通過set方法給對象指派,運作效果
![](https://img.laitimes.com/img/__Qf2AjLwojIjJCLyojI0JCLicmbw5iY0YWMidDZmZjMmNTMlBjY5AjN4QmM5IDOiFGMyImY08CX0JXZ252bj91Ztl2Lc52YucWbp5GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.png)