javaÎļþ·ÃÎÊFileÀ༰Æä¹ýÂË
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·¾¶Ï´´½¨Îļþ,ÓÃ\\,\+×ÖĸÊÇÓÃÓÚ
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//f.createNewFile();
//Ïß³Ì˯ÃßÈýÃëÖÓ
File fDir=new File(File.separator);
String strFile="JavaLesson"+File.separator+"Lesson6";
File f=new File(fDir,strFile);
String[] names=f.list(new FilenameFilter()//µÃµ½ÒÔÉÏÎļþ¼ÐÏÂËùÓеÄÎļþÃûºÍĿ¼Ãû,´æ´¢ÔÚnamesÊý×éÖÐ
//½Ó¿Ú»¹¿ÉÒÔÕâÑùʵÏÖ
{
public boolean accept(File dir,String name)
{
return name.indexOf(".java")!=-1;
}
});
for(int i=0;i<names.length;i++)
{
System.out.println(names[i]);
}
}
}
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create or replace package DB_Oper is
-- Author : LIUBING
-- Created : 2009-10-28 15:01:30
-- Purpose : ²âÊÔOracleµ ......
1. import java.util.*;
2.(A) public class Test
{ public static void main(String[] args)
{
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/*µ±Ö´ÐÐSQLʱ·¢ÏÖ²»ÄÜÁ¬½ÓÊý¾Ý¿â£¬ÏÈÖØÁ¬Ò»´Î*/
import java.io.FileInputStream;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
......