package com.inmind.calendar03;

import java.util.Calendar;

/*
11. Calendar里面的set方法
public void set(int field, int value) ：将给定的日历字段设置为给定值。

Date类操作时间必须传入毫秒值，太麻烦，日历类提供了直接操作年月日时分秒
 */
public class Demo09 {
    public static void main(String[] args) {
        Calendar calendar = Calendar.getInstance();//获取当前时间的日历对象
        System.out.println(calendar.get(Calendar.YEAR));
        System.out.println(calendar.get(Calendar.MONTH)+1);
        System.out.println(calendar.get(Calendar.DAY_OF_MONTH));
        showCalendar(calendar);
        //想将时间修改为2022-2-22
        calendar.set(Calendar.YEAR,2022);
        calendar.set(Calendar.MONTH,1);
        calendar.set(Calendar.DAY_OF_MONTH,22);
        System.out.println(calendar);
        //封装一个只看年月日的方法
        showCalendar(calendar);

    }

    public static void showCalendar(Calendar calendar) {
        System.out.println(calendar.get(Calendar.YEAR)+"年"+(calendar.get(Calendar.MONTH)+1)+"月"+calendar.get(Calendar.DAY_OF_MONTH)+"日");
    }
}