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最新推荐文章于 2025-04-02 08:58:09 发布

lcystar2008

最新推荐文章于 2025-04-02 08:58:09 发布

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分类专栏： .NET 文章标签： path string file 加密 c

本文链接：https://blog.youkuaiyun.com/lcystar2008/article/details/4958300

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本文介绍了一个简单的文件操作方法，包括检查目录是否存在、创建目录信息对象并遍历指定目录下的所有文件进行加密处理。若目录存在，则将加密后的文件移动到另一指定路径；若不存在，则在另一个路径下执行同样的加密操作。

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private string DirectorExit(string path) { //DirectoryInfo di=new DirectoryInfo(path); //FileInfo[] SubFiles=di.GetFiles(); //FileSystemInfo[] dirs = di.GetDirectories(); //foreach (FileInfo fileNext in SubFiles) //{ //} if (Directory.Exists(path)) { //Response.Write("the path：" + path + " is exits！"); //Response.Write(" "); DirectoryInfo di = new DirectoryInfo(path); string targetF = "D://JM//"; DirectoryInfo dii = new DirectoryInfo(targetF); //foreach (FileInfo fi in dii.GetFiles()) //{ // fi.CopyTo(Path.Combine(path, fi.Name), true); // Response.Write("We are Coping " + fi.Name + " T0 " + path); // Response.Write(" "); //} foreach (FileInfo fii in dii.GetFiles()) { Response.Write("加密文件：" + fii.ToString()); fii.Encrypt(); Response.Write("The File " + dii.ToString() + " has a file " + fii.Name); Response.Write(" "); } return "Y"; } else { string targetF = "C://JM//"; DirectoryInfo dii = new DirectoryInfo(targetF); //foreach (FileInfo fi in dii.GetFiles()) //{ // fi.CopyTo(Path.Combine(path, fi.Name), true); // Response.Write("We are Coping " + fi.Name + " T0 " + path); // Response.Write(" "); //} foreach (FileInfo fii in dii.GetFiles()) { Response.Write("加密文件：" + fii.ToString()); fii.Encrypt(); Response.Write("The File " + dii.ToString() + " has a file " + fii.Name); Response.Write(" "); } return "N"; } }