testperson.java

java课件及例程有一些PPT及一些例程

//TestPerson.java
class Person
{
	//域定义
	    String name ; //姓名
	    int sex; //性别
	    private double salary; //薪水
	    int age; //年龄
	
	//方法定义
	Person(String n, int s, double i, int a)
	{
	    name=n;
	    sex=s;
	    if(i>=0)
	      salary=i;
	    else
	      System.exit(1);
	    age=a;
	    
	}
	String getName()
	{
	  return name;
	}
	void setName(String s)
	{
	  name = s;
	}
	double getIncome()
	{
	  return salary;
	}
	void setIncome(double d)
	{
	  salary = d;
	}
	
	
	

}
public class TestPerson{
    static public void  main(String args[]){
    	String name;
	Person p = new Person("Sophia",0,3500,27);
	name = p.getName();
	p.setName("Lily");
	System.out.println("the name is "+p.getName());
	System.out.println(p.getName()+"'s salary is "+p.getIncome());
    }	
}