Calender 응용 실습(달력 출력)

import java.util.Calendar; import java.util.Scanner; public class mainClass { public static void main(String[] args) { Scanner sc = new Scanner(System.in); /* JSP 회원관리 게시판(답변엔게시판) 일정관리(calendar) 자료실 투표 */ int year; int month; System.out.print("연도 = "); year = sc.nextInt(); System.out.print("월 = "); month = sc.nextInt(); Calendar cal = Calendar.getInstance(); cal.set(Calendar.YEAR, year); cal.set(Calendar.MONTH, month - 1); cal.set(Calendar.DATE, 1); int startDay = cal.get(Calendar.DAY_OF_WEEK); int lastDay = cal.getActualMaximum(Calendar.DAY_OF_MONTH); int day = 1; System.out.println(year + "년 " + month + "월 "); System.out.println("===================================================="); String week_day = "일월화수목금토"; for (int i = 0; i < week_day.length(); i++) { char c = week_day.charAt(i); System.out.print(c + "\t"); } System.out.println(); System.out.println("===================================================="); //위쪽 빈칸 for (int i = 1; i < startDay; i++) { System.out.print("*"+"\t"); } //날짜 for (int i = 1; i <= lastDay; i++) { System.out.print(i+"\t"); if((i + startDay - 1)%7==0) System.out.println(); } //밑 빈칸 for (int i = 0; i < (7 -(startDay+lastDay -1) % 7); i++) { System.out.print("*"+"\t"); } System.out.println(); System.out.println("===================================================="); } }

 

결과 출력