JAVAÖµ´«µÝ(call by value)
public class Foo {
static void operate(StringBuffer x,StringBuffer y){
x.append(y);
y=x;
}
public static void main(String args[]){
StringBuffer a = new StringBuffer("A");
StringBuffer b = new StringBuffer("B");
operate(a,b);
System.out.println(a+","+b);
}
}
Êä³öAB , B
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x.append(y);//»áʹa±ä³ÉAB,
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y = x ;//Ö»ÊÇʹ“Õâ¸ö”·½·¨ÄÚµÄÁÙʱ±äÁ¿yÖ¸Ïòx,¶ø²»»áÓ°Ïì´Ë·½·¨ÍâµÄµ÷ÓÃÕßµÄÒýÓã¬
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Android_1.0_eBook_by_tom_kao_2008_10_15.pdf
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±¾書ÍêÕû範例³Ìʽ碼請µ½網Õ¾ÏÂ載:
www.misoo1.com »ò tom-kao.blogspot.com
¸ß煥ÌÃ Öø(2008 年10 ÔµÚÈý°æ)
misoo.tw@gmail.com
&n ......
/Download by HTTP
//For other protocol, do it yourself
import java.net.*;
import java.io.*;
public class DonwLoa ......
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/**
* @Title: ${file_name}
* @Package ${package_name}
* @Description: ${todo}(ÓÃÒ»¾ä»°ÃèÊö¸ÃÎļ ......
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¡¡¡¡public <T> T[] toArray(T[] a)·µ»ØÒ»¸ö°´ÕÕÕýÈ·µÄ˳Ðò°üº¬´ËÁбíÖÐËùÓÐÔªËØµÄÊý×飻·µ»ØÊý×éµÄÔËÐÐʱÀàÐ;ÍÊÇÖ¸¶¨Êý×éµÄÔËÐÐʱÀàÐÍ¡£Èç¹ûÁбíÄÜ·ÅÈëÖ¸¶¨µÄÊý×飬Ôò·µ»Ø·ÅÈë´ËÁбíÔªËØµÄÊý×é¡£·ñÔò£¬½«¸ù¾ ......
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public static boolean isNumeric(String str) {
for (int i = str.length(); i = 0;) {
if (!Character.isDigit(str.charAt(i))) {
return false;
}
}
return true;
}
public static boolean isNumeric(String str) {
Pattern patt ......