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/*¶Ô´«ÈëµÄÏòÁ¿½øÐÐÅÅÐò(°´ÕÕ²ÎÓëÕßÐÕÃûÅÅÐò)*/ public Vector[] Sort(Vector vtID, Vector vtName) {
Vector[] vt = {vtID, vtName};
String exChangeID = null;
String exChangeName = null;
//Comparator cmp = Collator.getInstance(java.util.Locale.CHINA);
//Arrays.sort(vtName, cmp);
//Collator.getInstance(Locale.CHINESE)
String exChange1=null;
String exChange2=null;
for(int i=0;i


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import java.io.*;
class FileTest
{
 public static void main(String[] args) throws Exception
 {
  //File f=new File("1.txt");
  //f.createNewFile();
  //f.mkdir();
  //File f=new File("E:\\JavaLesson\\Lesson7\\1.txt");//ÔÚWindowsϵͳÏÂ,Óþø¶Ô ......

Java±à³Ì¹æ·¶

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classºÍinterfaceµÄÃüÃû classºÍinterfaceµÄÃû×ÖÓÉ´óд×Öĸ¿ªÍ·¶øÆäËû×Öĸ¶¼Ð¡Ð´µÄµ¥´Ê×é³É£¬ÀýÈ磺Person£¬RuntimeException¡£
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JavaÖжÔÎļþµÄ¸÷ÖÖ²Ù×÷

//java.io
---------------------------------------------------------------
 
/**
* Title: ÎļþµÄ¸÷ÖÖ²Ù×÷
* Copyright: Copyright (c) 2004
* Company: ¹ã¶« ÓÐÏÞ¹«Ë¾
* @author ÍøÂçÐÅÏ¢²¿ Çì·á
* @version 1.0
*/
 
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[ת]Java »ñÈ¡µ±Ç°Â·¾¶&System.getProperty()²ÎÊý´óÈ«

1¡¢ÀûÓÃSystem.getProperty()º¯Êý»ñÈ¡µ±Ç°Â·¾¶£º
System.out.println(System.getProperty("user.dir"));//user.dirÖ¸¶¨Á˵±Ç°µÄ·¾¶
2¡¢Ê¹ÓÃFileÌṩµÄº¯Êý»ñÈ¡µ±Ç°Â·¾¶£º
File directory = new File("");//É趨Ϊµ±Ç°Îļþ¼Ð
try{
    System.out.println(directory.getCanonicalPa ......
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