kittyyyl
发贴: 12
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于 2004-09-05 22:56
vehicle.java
public class vehicle{ public float journey; public int wheelNum; public int loadNum; public int driveSpeed; public vehicle(){ journey=100.3f; wheelNum=4; loadNum=1; } public void driveAt(int speed){ if(speed>=60){ System.out.println("速度太快,容易车祸"); driveSpeed=40; } else{ System.out.println("你在安全行车"); driveSpeed=speed; } } }
vehicleDriver.java
public class vehicleDriver{ public String name; public vehicleDriver(){ name="TOM"; } public void work(){ vehicle v=new vehicle(); v.driveAt(80); } public static void main(String arg[]){ vehicleDriver vd=new vehicleDriver(); vd.work(); } }
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