一:字符串转换成date String datatime="2015-09-22 15:16:48"; SimpleDateFormat form = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Date date = form.parse(datatime); 二:date转换成String SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-
String startDate="2017-08-15"; String endDate="2017-08-15"; SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); int startDay = 0; int endDay = 0; try { Date dateStart = format.parse(startDate); Date datEnd = format.
public static void main(String[] args) { String time = System.currentTimeMillis();//获取当前时间精确到毫秒级的时间戳,例:1525849325942 System.out.println(timeStamp2Date(time)) } public static String timeStamp2Date(String time) { Long timeLong = Long.parseLong(time); S