ABOUT ME

-

Today
-
Yesterday
-
Total
-
  • 4. control - (1) IfDemo1 (if문)
    java/코드 리뷰 2020. 3. 20. 14:34
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31
    32
    33
    34
    35
    36
    37
    38
    39
    40
    41
    42
    43
    package control;
     
    public class IfDemo1 {
        public static void main(String[] args) {
            /*
            if문
             - 제시된 조건식의 연산결과에 따라서 특정 수행문의 실행여부를 결정
             
             if (조건식) {
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
             }
             
             if ~ else문
             if (조건식) {
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 true로 판정될 때 실행될 수행문;
             } else {
                 조건식의 연산결과가 false로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 false로 판정될 때 실행될 수행문;
                 조건식의 연산결과가 false로 판정될 때 실행될 수행문;
             }
             
            */
            
            // 시험 성적이 60점 이상인 경우만 합격이라고 표시하기
            int score = 61;
            if (score >= 60) {
                System.out.println("합격입니다");
            }
            
            // 사용자의 접근권한이 관리자인 경우 "접근허용" 그 외는 "접근거부"라고 표시하기
            String userRole = "관리자";
            if (userRole.equals("관리자")) { // ★ == 가 아니라 equals()
                System.out.println("접근허용");
            } else {
                System.out.println("접근불가");
            }
            
        }
    }
     
Designed by Tistory.