[Java] Wrapper (boxing/unboxing)

package Java13;

public class Test11 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		String a = "14";
		int b = 50;
		int c = Integer.parseInt(a);	//문자가 숫자로 변환
		int d = c + b;
		System.out.println(a + b + d);
		System.out.println("-----------");
		int prime_int = new Integer(11);	//Wrapper class =>basic (Unboxing)
		System.out.println("값" + prime_int);
		Integer pri_int = new Integer(13);
		System.out.println("값" + pri_int.doubleValue());	//basic => Wrapper class(Boxing)
		Integer wrap_int = pri_int * 10;
		System.out.println("값" + wrap_int);

	}

}