Java 16일차 4(예외처리)

import java.util.HashMap; import java.util.Map; import java.util.Scanner; public class CustomExceptionMain { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String username = null; String password = null; System.out.print("아이디: "); username = scanner.nextLine(); System.out.print("비번: "); password = scanner.nextLine(); try{ if (username.isBlank() && password.isB..

2022.12.01