一道面试题
//列出文件夹下所有文件名
import java.io.*;
class ListFileName{
public static void main(String[] args) throws Exception {
File f = new File(File.separator);
String stringFile = "javastudy"+File.separator; //javastudy为指定的文件夹
File file = new File(f,stringFile);
String[] name = file.list();
for(int i = 0;i<name.length;i++){
System.out.println(name[i]);
}
}
}
class ListFileName{
public static void main(String[] args) throws Exception {
File f = new File(File.separator);
String stringFile = "javastudy"+File.separator; //javastudy为指定的文件夹
File file = new File(f,stringFile);
String[] name = file.list();
for(int i = 0;i<name.length;i++){
System.out.println(name[i]);
}
}
}