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1.»ù±¾Êý¾ÝÀàÐ͵ÄÖµ´«µÝ:
public static void main(String []args)
{
int i=10,j=5;
tValue(i,j);
System.out.println("i:"+i+"j:"+j);//´òÓ¡½á¹û:i=10,j=5
}
public static void tValue(int x,int y)
{
x+=y;
y=x;
}
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2.¸´ºÏÀàÐ͵ÄÒýÓô«µÝ
void method1() {
¡¡¡¡2 StringBuffer x = new StringBuffer("Hello");
¡¡¡¡3 change1(x);
¡¡¡¡4 System.out.println(x);
¡¡¡¡5 }
¡¡¡¡6
¡¡¡¡7 void method2() {
¡¡¡¡8 StringBuffer x = new StringBuffer("Hello");
¡¡¡¡9 change2(x);
¡¡¡¡10 System.out.println(x);
¡¡¡¡11 }
¡¡¡¡12
¡¡¡¡13 void change1(StringBuffer sb) {
¡¡¡¡14 sb.append(" world!");
¡¡¡¡15 }
¡¡¡¡16
¡¡¡¡17 void change2(StringBuffer sb) {
¡¡¡¡18 sb = new StringBuffer("hi");
¡¡¡¡19 sb.append(" world!");
¡¡¡¡20 }
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2.¶ÔÓÚº¯Êýµ÷Óã¬×îÖÕЧ¹ûÊÇʲôÍêÈ«¿´º¯ÊýÄÚ²¿µÄʵÏÖ¡£Èç18ÐдúÂë
Èý¡£¸´ºÏÀàÐ͵ÄÖÐStringµÄÌØÊâÒýÓô«µÝ
public class Example{
String str=new String("good");
char [] ch=;
public static void main(String args[]){
Example ex=new Example();
ex.change(ex.str,ex.ch);
System.out.print(ex.str+"and");
System.out.print(ex.ch);
}
public void change(String str2,char ch[]){
str="testok";
ch[0]='g';
System.out.print(str);
}
}strµÄ´«µÝÓëÖµ´«µÝÏàËÆ
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import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import javax.swing.*;
public class Applet1 extends Applet implements ActionListener,ItemListener
{
TextArea mainText;
JTextField input;
JButton sendButton,disconnectButton,connectBu ......
xmlÎļþ£º
Xml´úÂë
<?xml version="1.0" encoding="GB2312"?>
<RESULT>
<VALUE>¡¡¡¡
<NO>A1234</NO>¡¡¡¡
<ADDR>ºÓÄÏʡ֣ÖÝÊÐ</ADDR>
</VALUE>&nbs ......
¡¡1¡¢JavaÓïÑÔÊǼòµ¥µÄ¡£JavaÓïÑÔµÄÓï·¨ÓëCÓïÑÔºÍC++ÓïÑԺܽӽü£¬Ê¹µÃ´ó¶àÊý³ÌÐòÔ±ºÜÈÝÒ×ѧϰºÍʹÓÃJava¡£ÁíÒ»·½Ã棬Java¶ªÆúÁËC++ ÖкÜÉÙʹÓõġ¢ºÜÄÑÀí½âµÄ¡¢ÁîÈËÃÔ»óµÄÄÇÐ©ÌØÐÔ£¬Èç²Ù×÷·ûÖØÔØ¡¢¶à¼Ì³Ð¡¢×Ô¶¯µÄÇ¿ÖÆÀàÐÍת»»¡£ÌØ±ðµØ£¬JavaÓïÑÔ²»Ê¹ÓÃÖ¸Õ룬²¢ÌṩÁË×Ô¶¯µÄ·ÏÁÏÊÕ¼¯£¬Ê¹µÃ³ÌÐòÔ±²»±ØÎªÄÚ´æ¹ÜÀí¶øµ£ÓÇ¡£
¡¡¡ ......
public class Path {
//get class absolute address
public String getPath() {
String classPath = getClass().getName();
if (classPath.indexOf(".") != -1) {
classPath = classPath.substring(classPath.lastIndexOf(".") + 1,
......
public static void main(String args[]) {
Comparator cmp = (RuleBasedCollator)java.text.Collator.getInstance(java.util.Locale.CHINA);
String[] array = {"ÕÅÈý", "ÀîËÄ", "ÍõÎå"};
Arrays.sort(array, cmp);
for(String str : array){
System.out.println(str);
}
} ......