/**
* 得到幾天前的時間
*
* @param d
* @param day
* @return
*/
public static Date getDateOfBefore(Date d, int day) {
Calendar now = Calendar.getInstance();
now.setTime(d);
now.set(Calendar.DATE, now.get(Calendar.DATE) - day);
return now.getTime();
}
/**
* 得到幾天后的時間
*
* @param d
* @param day
* @return
*/
public static Date getDateOfAfter(Date d, int day) {
Calendar now = Calendar.getInstance();
now.setTime(d);
now.set(Calendar.DATE, now.get(Calendar.DATE) + day);
return now.getTime();
}
posted on 2013-06-28 17:55
魏文甫 閱讀(287)
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