kids4.java

java 教程源码

//c4:Kids4.java
// author:ZhangHongbin 
//This program is protected by copyright laws.
// use another class without extends.  
class Mankind
{
	float  employed (int salaryValue)
	{
		return salaryValue*0.8f;
	}
}
public class Kids4 
{
	int mySalary1;
	float mySalary2;
	public static void main(String[] args) 
	{
		Mankind somePerson=new Mankind();//创建Mankind对象
		Kids4 someKid=new Kids4();//创建Kids对象
		someKid.mySalary1=1000;//给Kids对象中的数据赋值
		someKid.mySalary2=somePerson.employed(someKid.mySalary1);//用Kids对象的数据调用Mankind对象的方法，并把结果返回给Kids的数据。
		System.out.println("boss promise i can get "+someKid.mySalary1);
		System.out.println("but he only give me  "+someKid.mySalary2); //执行对象中的方法

	}
}