1、/** * 获取指定日期是星期几
* 参数为null时表示获取当前日期是星期几
* @param date
* @return
*/
public static String getWeekOfDate(Date date) {
String[] weekOfDays = {"星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"};
Calendar calendar = Calendar.getInstance();
if(date != null){
calendar.setTime(date);
}
int w = calendar.get(Calendar.DAY_OF_WEEK) - 1;
if (w < 0){
w = 0;
}
return weekOfDays[w];
}
1、public static void main(String[] args){
//今天是2014-12-25 星期四
String weekOfDate = null;
weekOfDate = getWeekOfDate(null);
System.out.println(weekOfDate);
//输出 星期四
Date date = new Date();
date.setDate(24);
weekOfDate = getWeekOfDate(date);
System.out.println(weekOfDate);
//输出 星期三
}