19 遍历某个目录下的文件

public static void main(String[] args) {
        // TODO Auto-generated method stub
        // System.out.println("bowen");
        File file=new File("D:\\英语");
        if(file.isDirectory()){
            String[] ss=file.list();
            for(String s:ss) {
                System.out.println(s);
            }    
        }