미래지향적person1

[Java Programming] Java return, 자바 리턴값 배우기

[Person.java]

class Person{

String name = "Lin";

String bloodType;

int age = 20;

void speak(){

System.out.println("저의 이름은"+name+"이고 혈액형은"+bloodType+"입니다.");

}

String getName(){

return name;

}

int getAge(){

return age;

}

}

[Application.java]

public class Application{

public static void main(String[] agrs){

Person person1 = new Person();

String myName = person1.getName();

int myAge = person1.getAge() + 6;

System.out.println(myAge);

}

}

[result]

26

[Java Programming] Class와 Object 배우기, 클래스 오브젝트

class Person{

String name;

String bloodType;

}

class Cat{

String name;

}

public class Application{

public static void main(String[] args){

Person person1 = new Person();

person1.name = "Jerry";

person1.bloodType = "A";

Person person2 = new Person();

person2.name = "Jordan";

person2.bloodType = "B";

Cat cat1 = new Cat();

cat1.name = "catty";

System.out.println(person1.name);

System.out.println(cat1.name);

}

}

[result]

jerry

catty