getHours
public int getHours()Deprecated. This method is deprecated and should not be used because SQL Date values do not have a time component. 據説是因爲SQL的日期不含有time部分
public int getHours()Deprecated. This method is deprecated and should not be used because SQL Date values do not have a time component. 據説是因爲SQL的日期不含有time部分
calendar.setTime(date);
int hour = calendar.get(Calendar.HOUR_OF_DAY);HOUR_OF_DAY是Calendar类的静态域,类似还可以取得其他好多的值
java.text.SimpleDateFormat sdf=new java.text.SimpleDateFormat("yyyy-MM-dd");
Calendar cla=Calendar.getInstance();
cla.setTime(sdf.parse(theDate));
cla.get(Calendar.DAY_OF_WEEK)-1)--------星期
cla.get(Calendar.HOUR_OF_DAY)--------小时