转自：https://blog.csdn.net/qq_33285360/article/details/109266707https://blog.csdn.net/yugui/article/details/127237144https://blog.csdn.net/weixin_38252896/article/details/1071364561.创建文件夹//usingSystem.IO;Directory.CreateDirectory("D:\\123");2.创建文件//usingSystem.IO;File.Create("D:123.txt");3.删除文...