The best way to move a directory with all its contents(files or folders) in C#?

Question

What is the best way to move directory with all its contents(files or folders) in C#?

I used the following codes, but it throws The Directory is not empty

Answer 1

Use System.Io.

string source = @"c:\new";
string dest = @"c:\newnew";
Directory.Move(source, dest);