我想在需要时访问共享和取消访问。我使用以下代码:classProgram{conststringShare="\\\\srv\\share";staticvoidListFiles(){foreach(vardirinDirectory.EnumerateDirectories(Share))Console.WriteLine(dir);}staticvoidMain(string[]args){using(varconnection=newNetworkConnection(Share,newSystem.Net.NetworkCredential("user","password"