Java SE ¾²Ì¬±äÁ¿
package demo;
class TA{
//Õâ¸ö³ÌÐòÒªºÃºÃÀí½â,³£Á¿²»ÊÇÊôÓÚÀàµÄ£¬ËüÔÚÄÚ´æÖÐÓÐÒ»¿éµ¥¶ÀµÄ´æ´¢ÇøÓò£¬ºÎÀàTAÎÞÈκιØϵ
// public static final int m=9;
// ¾²Ì¬±äÁ¿ÊÇÊôÓÚÀàµÄ£¬ËüµÄ´æ´¢ÇøÓòÓëÀàÏà¹Ø
public static int m=9;
static {
System.out.println("In Static m="+ m);
}
}
public class TestStaticA {
public static void main(String[] args) {
//³£Á¿²»ÄÜʹÓÃÀàµÄʵÀý¶ÔÏóµ÷ÓÃ,Ö»ÄÜʹÓÃÀà¶ÔÏóµ÷ÓÃ
//¾²Ì¬±äÁ¿²»¿ÉÒÔʹÓÃʵÀý¶ÔÏóµ÷Óã¬Ö»ÄÜʹÓÃÀà¶ÔÏóµ÷ÓÃ
// TA ta=new TA();
// ta.m;
System.out.println(TA.m);
}
}
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create PROCEDURE pagelist
@tablename nvarchar(50),
@fieldname nvarchar(50)='*',
@pagesize int output,--ÿҳÏÔʾ¼Ç¼ÌõÊý
@currentpage int output,--µÚ¼¸Ò³
@orderid nvarchar(50),--Ö÷¼üÅÅÐò
@sort int,--ÅÅÐò·½Ê½£¬1±íʾÉýÐò£¬0±íʾ½µÐòÅÅÁÐ
......
JDK 5.0 ÖÐÔö¼ÓµÄ·ºÐÍÀàÐÍ£¬ÊÇ Java ÓïÑÔÖÐÀàÐÍ°²È«µÄÒ»´ÎÖØÒª¸Ä½ø¡£µ«ÊÇ£¬¶ÔÓÚ³õ´ÎʹÓ÷ºÐÍÀàÐ͵ÄÓû§À´Ëµ£¬·ºÐ͵ÄijЩ·½Ãæ¿´ÆðÀ´¿ÉÄܲ»ÈÝÒ×Ã÷°×£¬ÉõÖÁ·Ç³£Ææ¹Ö¡£ÔÚ±¾ÔµēJava ÀíÂÛºÍʵ¼ù”ÖУ¬Brian Goetz ·ÖÎöÁËÊø¸¿µÚÒ»´ÎʹÓ÷ºÐ͵ÄÓû§µÄ³£¼ûÏÝÚå¡£Äú¿ÉÒÔͨ¹ýÌÖÂÛÂÛ̳Óë×÷ÕߺÍÆäËû¶ÁÕß·ÖÏíÄú¶Ô±¾ÎĵĿ´·¨¡ ......
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Ô×ÓÐÔ¿ÉÒÔÓ¦ÓÃÓÚ³ýlongºÍdoubleÖ®ÍâµÄËùÓлù±¾ÀàÐÍÖ®Éϵġ°¼òµ¥²Ù×÷¡±¡£¶Ô ......
// ¹ýÂËÌØÊâ×Ö·û
public static String StringFilter(String str) throws PatternSyntaxException {
// Ö»ÔÊÐí×ÖĸºÍÊý×Ö
// String regEx = "[^a-zA-Z0-9]";
// Çå³ýµôËùÓÐÌØÊâ×Ö·û
S ......
/*¶à̬ʾÀý*/
package demo;
class AA {
public void f(){
System.out.println("f in AA");
}
}
class BB extends AA{
public void f(){
System.out.println("f in BB");
}
}
public class Test_Dt {
public static void main(String[] args) ......