kid7.java

java 教程源码

//c4:Kid7.java
//author:ZhangHongbin 
//This program is protected by copyright laws.
// Kids extends Mankind.  
public class Kid7 extends Mankind0
{
	int yearsOld;
	void printAge()
	{ 
		int yearsOld;
		yearsOld=this. yearsOld+1;
		System.out.println("age= "+yearsOld);
	}
		
	void employed (int salaryValue)
	{
		super.employed(salaryValue);
		System.out.println("kids should study and no work ");
	}

	public static void main (String[] args)
	{
		Kid7 someKid=new Kid7();
		someKid.sex=0;
		someKid.salary=5; 
		someKid.yearsOld=7;
		someKid.printAge(); 
		someKid.manOrWoman( someKid.sex);//执行超类中的方法
		someKid.employed(100); //执行Kids类的方法
		//this.printAge();//error
		//super.employed(200);//error
	}
}