[JAVA] casting 예제

package dayday3;

public class test5 {
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		int a = (int)10.9;
		double b = 10;
		
		System.out.println(a);//강제 형변환은 소수점을 날린다
		
		//byte > short > int > long > float > double
		//left 자동 형변환
		//right 캐스팅 연산필요
		b = 10000000L; //long 8bytes, double 8bytes
		float c = 10000000L; // float 4bytes
		
	}

}