java this关键字

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class Person 
{
	private String name;
	private int age;

	Person(String name){
		this.name=name;
	}

	Person(String name,int age){
		this(name);//用this语句来代替this.name=name，其实this(name)调用的是上一个构造函数;
		this.age=age;
	}
	
	public void show()
	{
		System.out.println("name:"+name+",age:"+age);
	}
	
	//比较两个人是否同龄
	public boolean compare(Person p){
		return this.age==p.age;
	}
}

class PersonDemo3
{
	public static void main(String[] args){
		Person p1=new Person("zhangsan");
		Person p2=new Person("lisi",34);
		Person p3=new Person("wangwu",20);
		boolean flag=p2.compare(p3);
		if(flag){
			System.out.println("yes");
		}
		else{
			System.out.println("no");
		}
		//p1.show();
		//p2.show();
	}
}

java this关键字

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原文地址：http://blog.csdn.net/iemdm1110/article/details/51344550