今天，昨天，三天前计算

最新推荐文章于 2021-07-28 18:19:05 发布

原创最新推荐文章于 2021-07-28 18:19:05 发布 · 495 阅读

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#calendar #date

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DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm");
Date date = df.parse(dates);
Calendar old = Calendar.getInstance();
old.setTime(date);
Calendar today = Calendar.getInstance();
today.set(Calendar.HOUR, 0);
today.set(Calendar.MINUTE, 0);
today.set(Calendar.SECOND, 0);
old.set(Calendar.HOUR, 0);
old.set(Calendar.MINUTE, 0);
old.set(Calendar.SECOND, 0);
// 老的时间减去今天的时间
long intervalMilli = old.getTimeInMillis() - today.getTimeInMillis();
int xcts = (int) (intervalMilli / (24 * 60 * 60 * 1000));
// -2:三天 -1：昨天 0：今天
if (xcts >= 20 && xcts <= 0) {
System.out.println(String.valueOf(xcts));
return xcts;
} else {
System.out.println("一月前");
return 1;
}