java 打印目录结构

    public static void main(String[] args) {
        t9(1,new File("F:\\IOTest_zx\\one"));

    }


    //打印目录结构
    public static void t9(int indent,File file){
        for (int i = 0; i < indent; i++) {
            System.out.print("-");
        }

        System.out.println(file.getName());

        if (file.isDirectory()){
            File[] fs = file.listFiles();
            for (int i = 0; i < fs.length; i++) {
                t9(indent+4, fs[i]);
            }
        }
    }