java»ñȡϵͳʱ¼ä¼òµ¥·½·¨£¨±Ê¼ÇÖ®Óã©
import java.util.Date;
public class TestDate
{
public static void main(String[] args)
{
Date d=new Date();
int h=d.getHours();//ʱ
int m=d.getMinutes();//·Ö
int s=d.getSeconds();//Ãë
int y=d.getYear()+1900;//Äê
int month=d.getMonth()+1;//ÔÂ
int day=d.getDate();//ÈÕ
System.out.println(d);
System.out.println(h);
System.out.println(m);
System.out.println(s);
System.out.println(y);
System.out.println(month);
System.out.println(day);
}
·½·¨¶þ£º£¨ÒÔÏÂÎª×ªÔØ£©
import java.util.*;
/*
* »ñȡϵͳʱ¼ä
*/
public class GetTime {
public static void main(String[] args) {
Date date = new Date();
int i = date.getDay();
String xq = null;
String Time;
switch (i) {
case 0:
xq = "ÐÇÆÚÌì";
break;
case 1:
xq = "ÐÇÆÚÒ»";
break;
case 2:
xq = "ÐÇÆÚ¶þ";
break;
case 3:
xq = "ÐÇÆÚÈý";
break;
case 4:
xq = "ÐÇÆÚËÄ";
break;
case 5:
xq = "ÐÇÆÚÎå";
break;
case 6:
xq = "ÐÇÆÚÁù";
break;
}
Time = (date.getYear() + 1900) + "Äê" + (date.getMonth() + 1) + "ÔÂ"
+ date.getDate() + "ÈÕ " + xq + "\n" + date.getHours() + ":"
+ date.getMinutes() + ":" + date.getSeconds() + "";
System.out.println(Time);
}
}
Ïà¹ØÎĵµ£º
Ò»¡¢JavaÔËÐÐʱµÄÁ½ÖÖºËÐÄ»úÖÆ
£¨1£©JavaÐéÄâ»ú£¨Java Virtual Machine£©
ÓÃÀ´´¦ÀíJavaÔ´Îļþ±àÒëºóµÄ×Ö½ÚÂ룬ÆÁ±Îµ×²ãÔËÐÐÆ½Ì¨µÄ²îÒ죬ʵÏÖ“Ò»´Î±àÒë£¬Ëæ´¦Ö´ÐД£¬¶øÇÒ²»Í¬µÄÔËÐÐÆ ......
public class DateTest {
public static void main(String[] args) {
Date date = new Date(); // н¨Ò»¸öÈÕÆÚ
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); // ¸ñʽ»¯ÈÕÆÚ
String beforeDate = sdf.format(getDateBefore(date, 10));
System ......
ʹÓà Java communications API ʵÏÖ²¢Ðж˿ڴòÓ¡
ÕâÊÇÒ»¸öÔÚ¿Í»§Ö§³ÖÖÐÓöµ½µÄÐÂÎÊÌ⣬ÎÒÔÚÏà¹ØµÄÍøÕ¾([url]www.rxtx.org[/url] and [url]www.sun.com.cn[/url])ÉÏÕÒµ½ÁËһЩÓÐÓõÄÐÅÏ¢£¬×îºóÖÕÓÚÔÚWindows XP ºÍ LinuxIA32 ƽ̨ÏÂʵÏÖ²¢Ðж˿ڴòÓ¡ÕâÒ»¹¦ÄÜ¡£
Ê×ÏÈ£¬ÎÒÃÇÒª´ÓSUNµÄÍøÕ¾ÏÂÔØJava communicat ......
¡¶javaÓïÑÔ³ÌÐòÉè¼Æ£¨Ò»£©¡·2009Äê×Ôѧ¿¼ÊÔ´ó¸ÙµÚ2ÕÂ
www.wesiedu.com 2009-5-5 ÔÚÏßÄ£Ä⿼³¡
µÚ2Õ ÔËËãºÍÓï¾ä
(Ò»)¿Î³ÌÄÚÈÝ
2.1 Êý¾ÝÔËËã
2.1.1 ¸³ÖµÔËËã
2.1.2ËãÊõÔËËã
2.1.3×ÔÔöºÍ×Ô¼õÔËËã
2.1.4¹ØÏµÔËËã
2.1.5Âß¼ÔËËã
2.1.6Ìõ¼þÔËËã
2.1.7ÆäËûÔËËã
2.2Óï¾ä
2.2.1»ù±¾Óï¾ä
2.2 ......