在c#中利用递归方法列出指定文件夹下的所有文件

最新推荐文章于 2023-10-16 12:02:49 发布

aidaima666

最新推荐文章于 2023-10-16 12:02:49 发布

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本文链接：https://blog.youkuaiyun.com/aidaima666/article/details/101694207

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本文介绍如何使用C#编程语言通过递归方式遍历指定目录及其子目录下的所有文件，详细讲解了相关代码实现和注意事项。

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class Program
    {
        static void Main(string[] args)
        {
            ListAllFolders();
        }

        public static void getFileName(StreamWriter sw,String path,int indent)
        {
            DirectoryInfo root = new DirectoryInfo(path);
            foreach(FileInfo f in root.GetFiles())
            {
                for(int i = 0; i < indent; i++)
                {
                    sw.Write(" ");
                }
                sw.WriteLine(f.Name);
            }
        }

        public static void getDirectory(StreamWriter sw,String path,int indent)
        {
            getFileName(sw, path, indent);
            DirectoryInfo root = new DirectoryInfo(path);
            foreach(DirectoryInfo d in root.GetDirectories())
            {
                for(int i = 0; i < indent; i++)
                {
                    sw.Write(" ");

                }
                sw.WriteLine("FileName:" + d.Name);
                getDirectory(sw, d.FullName, indent + 2);
                sw.WriteLine();
            }
        }

        public static void ListAllFolders()
        {
            String path = "E:/SelfTeacherJinCourse/ListAllFolders";
            StreamWriter sw= null;
            try{
                sw = new StreamWriter("E:/File.txt",false);
                sw.WriteLine("Folders  directory:"+path);
                getDirectory(sw,path,2);
            }
            catch(IOException e)
            {
                Console.WriteLine(e.Message);
            }
            finally
            {
                if (sw != null)
                {
                    sw.Close();
                    Console.WriteLine("Complete");
                }
            }
            Console.ReadKey();
        }
    }