java日历源码.doc

import java.util.Scanner;import java.util.Date;public class Test public static void main(String args)/键盘接收年月，并且判断输入的是否是闰年Scanner sc=new Scanner(System.in);System.out.print(请输入年份：);int year=sc.nextInt();System.out.print(请输入月份：);int month=sc.nextInt();boolean isRun=false;/判断年份是否是闰年if(year%4=0&year%100!=0|year%400=0)isRun=true;/计算输入年和月对应的总天数 int days=0;/存放当月的总天数 switch(month) case 1: case 3: case 5: case 7: case 8: case 10: case 12: days=31; break; case 4: case 6: case 9: case 11: days=30; break; case 2: days=isRun ? 29:28; break; default: System.out.println(输入的月份无效：); int sum1=0; for(int i=1900;iyear;i+) if(i%4=0&i%100!=0|i%400=0) sum1+=366; else sum1+=365; /输入年份的第一天距离输入月份之前的天数 int sum2=0; for(int i = 1;imonth;i+) int dd=0; switch(i) case 1: case 3: case 5: case 7: case 8: case 10: case 12: dd=31; break; case 4: case 6: case 9: case 11: dd=30; break; case 2: dd=isRun?29:28; break; sum2 +=dd; /计算总天数 int sumDays= sum1+sum2; /计算输入月份的第一天是星期几 int weekday=sumDays%7+1; if(weekday=7) weekday=0; /按照输入的月份输出日历 /打印标题 System.out.println(星期日t星期一t星期二t星期三 + t星期四t星期五t星期六); for(int i=1;i=weekday;i+) System.out.print(t); /循环输出日期 Date date = new Date(); int mm = date.getMonth()+1; int dd = date.getDate(); for(int i=1;i=days;i+) if(month=mm & dd=i) System.out.print(+i+t); el