java¶ÔÎļþµÄ²Ù×÷
1Áгö´ÅÅÌ/Îļþ¼ÐÄÚµÄÎļþ
import java.io.File;
import java.io.IOException;
public class Test {
public static void main(String[] args) throws IOException{
// TODO Auto-generated method stub
File f = new File("D:");//´ÅÅÌ
//File f = new File("D:\\µçÓ°");//Îļþ¼Ð
File lf[] = f.listFiles();
for(int i = 0;i<lf.length;i++){
System.out.println(lf[i]);
}
}
}
2¶ÔÎļþµÄ²Ù×÷
import java.io.File;
import java.io.IOException;
public class Test {
public static void main(String[] args) throws IOException{
// TODO Auto-generated method stub
File f = new File("D:\\java.doc");
if(!f.exists()){ //ÅжÏÊÇ·ñ¸ÃÎļþ´æÔÚ
f.createNewFile();//Èç¹û²»´æÔھʹ´½¨
}
System.out.println("ÎļþµÄ·¾¶ÊÇ£º "+f.getAbsolutePath());
System.out.println("ÎļþÊÇ·ñ¿Éд£º "+f.canWrite());
System.out.println("ÎļþÊÇÒÑɾ³ý£º "+f.delete());
}
}
3¶ÔĿ¼µÄ²Ù×÷
import java.io.File;
import java.io.IOException;
public class Test {
public static void main(String[] args) throws IOException{
// TODO Auto-generated method stub
File dir= new File("D:\\java");
if(!dir.exists()){ //ÅжÏĿ¼ÊÇ·ñ´æÔÚ
dir.mkdir();//Èç¹û²»´æÔھʹ´½¨
}
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