为什么会多出一个text.txt呢?这是java头歌实训平台文件类的题目
package step2;
import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.util.Arrays;
public class Task {
public static void main(String[] args)throws IOException {
/********* Begin *********/
File file1 = new File("src/test2");
file1.mkdirs();
File file2 = new File("src/output/test2.txt");
file2.delete();
File file3 = new File("src/test2/helloworld.txt");
file3.createNewFile();
File file4 = new File("src/test2/step2.txt");
file4.createNewFile();
System.out.println("output目录结构为:");
File[] file5 = new File("src/output").listFiles();
Arrays.sort(file5);
for (File file : file5) {
System.out.println(file.getName());
}
System.out.println("test2目录结构为:");
File[] file6 = new File("src/test2").listFiles();
Arrays.sort(file6);
for (File file : file6) {
System.out.println(file.getName());
}
/********* End *********/
}
}