（PASS）java中打印当月的日历的每一天

package test;import java.time.DayOfWeek;import java.time.LocalDate; /*** * @ClassName: CalendarTest* @Description: 用来打印当月的日历* @author William_Dai* @date 5月21日**/public class CalendarTest {public static void main(String[] args) {LocalDate date= LocalDate.now();//System.out.println(date); // 输出结果： -05-21int month = date.getMonthValue();int today = date.getDayOfMonth();//System.out.println(month +"***"+today ); // 输出结果： 5***21 date = date.minusDays(today - 1); //设置为一个月的第一天 : -05-01//date = date.minusDays(today); // -04-10//System.out.println(date); DayOfWeek weekday = date.getDayOfWeek();//System.out.println(weekday); // WEDNESDAYint value = weekday.getValue();//System.out.println(value); // 输出： 3 (the day-of-week, from 1 (Monday) to 7 (Sunday)) System.out.println("Mon Tue Wed Thu Fri Sat Sun");for(int i = 1 ; i < value; i ++){System.out.print(" ");}//System.out.println(date.getMonthValue());//5//System.out.println(month); //5//System.out.print(date.getDayOfMonth()); // 1//System.out.printf("%3d",date.getDayOfMonth());//date = date.plusDays(1); // 加一天//System.out.printf("%3d",date.getDayOfMonth());while(date.getMonthValue() == month){System.out.printf("%3d",date.getDayOfMonth());if(date.getDayOfMonth() == today){System.out.print("*");}else{System.out.print(" ");}date = date.plusDays(1);if(date.getDayOfWeek().getValue() == 1){System.out.println();}}//System.out.println(date.getDayOfWeek().getValue());if(date.getDayOfWeek().getValue() != 1){System.out.println();}}}

输出结果是：当天日期是 21号。