import java.util.Calendar;
public class CalendarRiQi {
public static void main(String[] args) {
Calendar cal = Calendar. getInstance();
Integer year=cal.get(Calendar.YEAR);//得到当前年
Integer month=cal.get(Calendar.MONTH)+1;//得到当前月
Integer day=cal.get(Calendar.DAY_OF_MONTH);//得到当前天
Integer hour=cal.get(Calendar.HOUR_OF_DAY);//得到当前时
Integer minute=cal.get(Calendar.MINUTE);//得到当前分
Integer millisecond=cal.get(Calendar.MILLISECOND);//得到当前毫秒
}
}
//或者用Date方法
<pre name="code" class="java">import java.text.SimpleDateFormat;
import java.util.Date;
public class L1 {
public static void main(String[] args) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy_MM_dd_S");
String str = sdf.format(new Date());
System.out.println(str);
// 或者
System.out.println(new SimpleDateFormat("yyyy_MM_dd_S").format(new Date()));
}
}