Java中获取当前日期年月日的方法

 用Calendar中方法来获取

java 获取当前年份 月份 日期
import java.util.Calendar;
public class Main {
  public static void main(String[] args) {
    Calendar cal = Calendar.getInstance();//获取当前时间
    int day = cal.get(Calendar.DATE);//获取当前日
    int month = cal.get(Calendar.MONTH) + 1;//获取当前月份
    int year = cal.get(Calendar.YEAR);//获取当前年份
    int dow = cal.get(Calendar.DAY_OF_WEEK);
    int dom = cal.get(Calendar.DAY_OF_MONTH);
    int doy = cal.get(Calendar.DAY_OF_YEAR);
    System.out.println("Current Date: " + cal.getTime());
    System.out.println("Day: " + day);
    System.out.println("Month: " + month);
    System.out.println("Year: " + year);
    System.out.println("Day of Week: " + dow);
    System.out.println("Day of Month: " + dom);
    System.out.println("Day of Year: " + doy);
  }
}

参考：

Calendar类的使用/Calendar.add/Calendar.set等使用/Calendar加一天_calendar 加一天-CSDN博客

Java正确获取星期Calendar.DAY_OF_WEEK_calendar.get(calendar.day_of_week)_zzhongcy的博客-CSDN博客