[자바(Java)] char <-> int 변환

- char -> int

(int)(char - '0')

- int -> char 

(char)(int + '0')

public class Ex06 {
	public static void main(String[] args) {
		char ch = '5';
		int num = 6;
		
		System.out.println((int)(ch - '0'));
		System.out.println((char)(num + '0'));
	}
}