Java 강의를 들으면서 알지 못했던 내용들을 따로 정리한다. 1. Method overloading package Chapter_06; public class _05_Overloading { public static int getPower(int number){ int result = number * number; return result; } public static int getPower(String strNumber){ int number=Integer.parseInt(strNumber); return number*number; } public static int getPower(int number, int exponent){ int result = 1; for (int i = 0; i < exp..

package Chapter_06; public class _01_Method { public static void sayHello(){ System.out.println("Hello"); } public static void main(String[] args) { System.out.println("메소드 호출 전"); sayHello(); System.out.println("메소드 호출 후"); } } package Chapter_06; public class _02_Parameter { public static void power(int number) { int result = number * number; System.out.println(number + "의 2승은 " + result); } p..