public static int getWeekOfDate(Date dt) { int[] weekDays = { 7, 1, 2, 3, 4, 5, 6 }; //String[] weekDays = {"星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"}; Calendar cal = Calendar.getInstance(); cal.setTime(dt); int w = cal.get(Calendar.DAY_OF_WEEK) - 1; if (w < 0) w = 0; return weekDays[w]; } public static int getWeekOfDate(Calendar cal) { int[] weekDays = { 7, 1, 2, 3, 4, 5, 6 }; int w = cal.get(Calendar.DAY_OF_WEEK) - 1; if (w < 0) w = 0; return weekDays[w]; } public static int getWeekOfDate(long time) { int[] weekDays = { 7, 1, 2, 3, 4, 5, 6 }; Calendar cal = Calendar.getInstance(); cal.setTimeInMillis(time); int w = cal.get(Calendar.DAY_OF_WEEK) - 1; if (w < 0) w = 0; return weekDays[w]; }
获取当前是星期几
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