Java·½·¨µÄ¿É±ä²ÎÊýÀàÐÍ
Ðí¶àJavaÐÂÈËÔÚ¿´µ½ÏÂÃæµÄÕâ¶Î´úÂëµÄʱºò£¬¶¼»áÎÊÒ»¸öÎÊÌ⣺dealArray·½·¨ÀïÄÇÈý¸öСµãµãÊÇʲô°¡£¿
public class TestVarArgus {
public static void dealArray(int... intArray){
}
public static void main(String args[]){
}
}
Õâ¾ÍÊǽñÌìÕâÆªblogµÄÖ÷½Ç£º¿É±äµÄ²ÎÊýÀàÐÍ£¬Ò²³ÆÎª²»¶¨²ÎÊýÀàÐÍ¡£Ó¢ÎÄËõдÊÇvarargus£¬»¹ÔһϾÍÊÇvariable argument type¡£Í¨¹ýËüµÄÃû×Ö¿ÉÒÔºÜÖ±½ÓµØ¿´³öÀ´£¬Õâ¸ö·½·¨ÔÚ½ÓÊÕ²ÎÊýµÄʱºò£¬¸öÊýÊDz»¶¨µÄ¡£ÄÇôºÃ£¬ÏÖÔÚ¾ÍÏÈÀ´µ÷ÓÃÏÂÕâ¸ö·½·¨¡£Çë¿´´úÂëºÍÊä³ö£º
public class TestVarArgus {
public static void dealArray(int... intArray){
for (int i : intArray)
System.out.print(i +" ");
System.out.println();
}
public static void main(String args[]){
dealArray();
dealArray(1);
dealArray(1, 2, 3);
}
}
Êä³ö£º
1
1 2 3
ͨ¹ýmain·½·¨ÀïµÄµ÷Ó㬿ÉÒÔ¿´³öÀ´Õâ¸ö¿É±ä²ÎÊý¼È¿ÉÒÔÊÇûÓвÎÊý£¨¿Õ²ÎÊý£©£¬Ò²¿ÉÒÔÊDz»¶¨³¤µÄ¡£¿´µ½ÕâÀï¹À¼Æ¶¼ÄÜÃ÷°×£¬Õâ¸ö²»¶¨³¤µÄ²ÎÊýÆäʵºÍÊý×é²ÎÊýͦÏñµÄ¡£ÊÂʵÉÏ£¬Ò²È·ÊµÊÇÕâô»ØÊ¶ù¡£±àÒëÆ÷»áÔÚÇÄÇĵذÑÕâ×îºóÒ»¸öÐβÎת»¯ÎªÒ»¸öÊý×éÐβΣ¬²¢ÔÚ±àÒë³öµÄclassÎļþÀï×÷ÉÏÒ»¸ö¼ÇºÅ£¬±íÃ÷ÕâÊǸöʵ²Î¸öÊý¿É±äµÄ·½·¨¡£Çë¿´´úÂ룺
dealArray(); //dealArray(int[] intArray{});
dealArray(1); //dealArray(int[] intArray{1});
dealArray(1, 2, 3); //dealArray(int[] intArray{1, 2, 3});
˵µ½ÕâÀÄÇô¿ÉÒÔÀ´Ñé֤һϣ¬¿´¿´ÊDz»ÊÇÕâ¸ö¿É±ä²ÎÊý¾ÍÊÇÊý×éÀà²ÎÊý£¿¿´´úÂ룺
public class TestVarArgus {
public static void dealArray(int... intArray){
for (int i : intArray)
System.out.print(i +" ");
System.out.println();
}
public static void dealArray(int[] intArray){//»áÓÐDuplicate method dealArray(int[]) in type TestVarArgusµÄ´íÎó
for (int i : intArray)
System.out.print(i +" ");
System.out.println();
}
public static void main(String args[]){
dealArray();
dealArray(1);
dealArray(1, 2, 3);
}
}
´ÓÉÏÃæÕâ¶Î´úÂë¿ÉÒÔ¿´³ö£¬ÕâÁ½¸ö·½·¨ÊdzåÍ»µÄ£¬ÊÇÎÞ·¨ÖØÔصġ£µ½ÕâÀÔÙÀ´×öÒ»¸öÓÐÒâ˼µÄʵÑ飺
public class TestVarArgus {
public static void dealArray(int... intArray){
for (int i : intArray)
Ïà¹ØÎĵµ£º
ÀàÐÍת»»×ܽ᣺
1.ÔÐÍÊý¾Ýbyte,short,int,long,float,double,char,boolean,СÀàÐÍÊý¾Ý¿ÉÒÔÖ±½Ó¸³¸ø´óÀàÐÍÊý¾ÝÀýÈç
int a=1;byte b=2;short c=3;float d=3;double e=4;char f='a';boolean g=true;long l=10;
c=b;
a=f;
d=a;
e=d;
byteÐÍÊý¾Ý²»ÄÜÖ±½Ó¸³¸øcharÐÍÊý¾Ý£¬ÒòΪbyte±íʾµÄÊÇ8λÓзûºÅÊý£¬¶øchar±íʾµ ......
ÕâÀï¶ÔÓÚ¼¸¸ö»ù±¾µÄ¸ÅÄî URL TCP UDP Socket ¾Í²»¼Ó˵Ã÷ÁË£¬ÕâÀï½ö½öÊǼǼһЩѧϰÈÕÖ¾±¸Íü¡£
1£ºÈçºÎ¶¨ÒåÏà¶Ô×ÊÔ´
¼ÙÉèÓÐÈçÏÂÁ½¸ö×ÊÔ´ £º
http://www.gamelan.com/pages/Gamelan.game.html
http://www.gamelan.com/pa ......
µÚ9Õ ÊäÈëºÍÊä³öÁ÷
(Ò»)¿Î³ÌÄÚÈÝ
9.1×Ö½ÚÁ÷ºÍ×Ö·ûÁ÷
9.1.1 File¶ÔÏó
9.1.2Á÷¶ÔÏó
9.2»º³åʽÊäÈëÊä³ö
9.2.1»º³åʽÊäÈë
9.2.2»º³åʽÊä³ö
9.3Ëæ»ú·ÃÎÊ
9.4Îļþ¶Ô»°¿ò
(¶þ)ѧϰĿµÄÓëÒªÇó
±¾Õ½éÉÜJava³ÌÐòÊý¾ÝÎļþµÄÊäÈëÊä³ö¼¼Êõ¡£ÒªÇóÄܱàд¼òµ¥µÄJavaÎļþ´¦Àí³ÌÐò¡£
(Èý)¿¼ºË֪ʶµãÓ뿼ºËÒªÇó
1.´´½¨File¶ÔÏó£ ......
µÚ10ÕÂ ÍøÂçÓëÊý¾Ý¿â±à³Ì»ù´¡
(Ò»)¿Î³ÌÄÚÈÝ
10.1 JavaÍøÂç±à³Ì»ù´¡
10.1.1 IPµØÖ·ºÍInetAddressÀà
10.1.2ͳһ×ÊÔ´¶¨Î»·ûURL
10.1.3¿Í»§»ú/·þÎñÆ÷ģʽ
l0.2 JavaÊý¾Ý¿â±à³Ì»ù´¡
10.2.1 Java³ÌÐòÓëÊý¾Ý¿âÁ¬½Ó
10.2.2¼¸¸öÖØÒªµÄÀàºÍ½Ó¿Ú
10.2.3Êý¾Ý¿â²éѯ
10.2.4Êý¾Ý¿â¸üÐÂ
(¶þ)ѧϰĿµÄÓëÒªÇó
±¾Õ½éÉÜJavaÍøÂç± ......
/*
±¾¶Î´úÂëÔÚ¹«Ë¾ÏîÄ¿ÖÐʵ¼ÊÔ¶³Ìµ÷ÓõÚÈý·½¹«Ë¾ÌṩµÄC#¿ª·¢WebServiceµÄʾÀý
*/
/**
* µÇ¼ÓÎÏ·
*
* @param paramPN
* @param paramTerraceID
* @param paramSvrID
*/
private String loginGame(String paramPN, HttpServletRequest req){
&n ......