package com.cloud.attendance.utils;

import lombok.extern.slf4j.Slf4j;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;

@Slf4j
public class StringTest {

    public static void main(String[] args) {

//        String date1 = "09:30:12";
//        String date2 = "12:12:00";
//        System.out.println(date2.compareTo(date1)>0?"大":"小");
/*String str = "北门考勤机";
        String[] split = str.split("");
        System.out.println(split.length+"=="+split);
        String s = str.replaceAll("", ")and(");
        System.out.println(s+";replace==="+str);
        String join = String.join(")and(", split);
        System.out.println(join+"合成");*/
int year = 2018;
int month = 2;
int dayOfMonth = 0;
        Calendar c = Calendar.getInstance(TimeZone.getTimeZone("GMT+08:00"));
        c.set(year, month, 0); //输入类型为int类型
        dayOfMonth = c.get(Calendar.DAY_OF_MONTH);
        log.info(year + "年" + month + "月有" + dayOfMonth + "天");

        c.set(year, month, 13); //输入类型为int类型
        Date time = c.getTime();
        System.out.println(new SimpleDateFormat("yyyy-MM-dd").format(time));

        c.set(year,month,23);
        Date time1 = c.getTime();
        System.out.println(new SimpleDateFormat("yyyy-MM-dd").format(time1));
    }
}