java calendar字符串显示_Java获取当前时间年月日 时间格式化打印 字符串转日期...

package com.sysc.simple;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.Date;

public class DateUtils {

public static void show() throws ParseException {

//获取当前日期

Calendar now = Calendar.getInstance();

int year = now.get(Calendar.YEAR);

int month = now.get(Calendar.MONTH) + 1;//注意月份

int day = now.get(Calendar.DAY_OF_MONTH);

int hour = now.get(Calendar.HOUR_OF_DAY);

int minute = now.get(Calendar.MINUTE);

int second = now.get(Calendar.SECOND);

long millis = now.getTimeInMillis();

System.out.println(now.getTime());

System.out.println(year + month + day + hour + minute + second + millis);

//日期格式化打印

Date d = new Date();

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

String dateNowStr = sdf.format(d);

System.out.println("格式化后的日期：" + dateNowStr);

//字符串解析为日期

String str = "-9-1 13:08:28";

Date today = sdf.parse(str);

System.out.println("字符串转成日期：" + today);

}

}

原文：/tq03/p/3955890.html