java 생성자 정의2

package testPackage;

public class Member2 {
	String name;
	String tel;
	String address;
	
	Member2(){
		name = "no name";
		tel = "no tel";
		address = "no address";
	}
	
	Member2(String _name){
		name = _name;
		tel = "no tel";
		address = "no address";
	}
	
	Member2(String _name, String _tel, String _address){
		name = _name;
		tel = _tel;
		address = _address;
	}
	
	void print() {
		System.out.println("name : "+name);
		System.out.println("tel : "+tel);
		System.out.println("address : "+address);
	}
}

 

package testPackage;

public class Member2Main {

	public static void main(String[] args) {
		Member2 m1 = new Member2();
		m1.print();
		Member2 m2 = new Member2("아이유");
		m2.print();
		Member2 m3 = new Member2("김말숙", "010-1111-8888", "대한민국");
		m3.print();
	}

}

//출력결과

name : no name 
tel : no tel 
address : no address 
name : 아이유 
tel : no tel 
address : no address 
name : 김말숙 
tel : 010-1111-8888 
address : 대한민국