java³ÌÐò~ÌìÊý
//ÊäÈëijÄêijÔÂijÌ죬Êä³öÕâÒ»ÌìÊÇÕâÒ»ÄêµÄµÚ¼¸Ìì
public class DaySum {
public static void main(String[] args)
{
date da=new date();
System.out.println(da.count(2008,12,31));
}
}
class date
{
int count(int year,int month,int day)
{
int sum=0;
if(month>0)
{
sum+=day;
}
if(month>1)
{
sum+=31;
}
if(month>2)
{
if(RunNian(year))
{
sum+=29;
}
else
{
sum+=28;
}
}
if(month>3)
{
sum+=31;
}
if(month>4)
{
sum+=30;
}
if(month>5)
{
sum+=31;
}
if(month>6)
{
sum+=30;
}
if(month>7)
{
sum+=31;
}
if(month>8)
{
sum+=31;
}
if(month>9)
{
sum+=30;
}
if(month>10)
{
sum+=31;
}
if(month>11)
{
sum+=30;
}
return sum;
}
public boolean RunNian(int year)
{
if(year%4==0)
{
return true;
}
if(year%400==0&&year%100==0)
&
Ïà¹ØÎĵµ£º
µÚһ֪ʶµã£º¹¹ÔìÆ÷£¬¹¹ÔìÆ÷ºÍÀàÃûÒ»Ö£¬ÎÞ·µ»ØÖµ£¬ÔÚjavaÖГ³õʼ»¯”Óë“´´½¨”ÊÇÁ¬ÔÚÒ»ÆðµÄ£¬ËùÒÔÎÒÃǾ³£Óù¹ÔìÆ÷ÔÚ´´½¨¶ÔÏóµÄʱºòÀ´³õʼ»¯ÀàµÄһЩʵÀý¡£ÌØÊâ˵Ã÷£ºnew±í´ïʽ·µ»ØÁ˶Ôн¨¶ÔÏóµÄÒýÓ㬵«Êǹ¹ÔìÆ÷±¾ÉíûÓзµ»ØÈκÎÖµ¡£
µÚ¶þ¸ö֪ʶµã£º·½·¨µÄÖØÔØ£¬Ãû³ÆÏàͬ£¬²ÎÊý²»Í¬µÄ·½·¨½Ð×ö· ......
×òÌì¿´ÕÅТÏéµÄjava¸ß¼¶½Ì³Ì£¬Ëû˵һ°ëÃæÊÔjavaÖÐÓ¢ÎļòдÒâ˼µÄ¶¼ÊÇһЩ´ó¹«Ë¾£¬Ò»¸ö¿¼²ìÄãÕæµÄÓùýÕâЩ¶«Î÷£¬È·Êµ¶ÔÕâЩ¶«Î÷Óиö»ù±¾Á˽⣬ͬʱÐèÒªÄã¾ßÓÐÒ»¶¨µÄÓ¢Óïˮƽ¡£ËùÒÔÔÝʱ²¹²¹¿Î£¬ºÇºÇ¡£
API (Application Programming Interface) Ó¦Óñà³Ì½Ó¿Ú
JRE (Java Runtime Enviroment) Java ÔËÐÐʱ»·¾³
JDK (Java Dev ......
JAVA¶ÔÏóת»»ÎªXML¸ñʽ
¼òµ¥µÄ²üÊöÏÂÈçºÎ½«JAVA¶ÔÏóת»»ÎªXML¸ñʽ£¬ÏêϸÁ˽âÇë½øÈëhttp://xstream.codehaus.org/tutorial.html
JAVABEAN¶ÔÏó
userInfo.java
private String name;
& ......
¶¯Ì¬ÄÚ´æ·ÖÅä
´´½¨ºÍά»¤¶¯Ì¬Êý¾Ý½á¹¹ÒªÇó½øÐж¯Ì¬ÄÚ´æ·ÖÅ䣬¼´³ÌÐòÄܹ»ÔÚÖ´ÐÐʱ»ñµÃ¸ü¶àµÄÄÚ´æ¿Õ¼äÀ´·Åнáµã£¬²¢ÔÚ²»ÐèÒªÕâЩÄÚ´æÊ±ÊÍ·ÅËûÃÇ¡£
Êý¾ÝÁбí¿ÉÒÔÓÃÊý¾Ý½øÐд洢£¬µ«ÊÇÓÃÁ´±í´æ´¢Óм¸¸öºÃ´¦¡£ÔÚÊý¾Ý½á¹¹Òª±íʾµÄÊý¾ÝÔªËØµÄÊýÄ¿ÎÞ·¨Ô¤ÏÈÈ·¶¨µÄÇé¿öÏ£¬Á´±íÄܹ»Ìṩ¸üºÏÀíµÄ¿Õ¼ä·ÖÅä¡£Á´±íÊǶ¯Ì¬µÄ£¬ËùÒÔÆä³¤¶È ......