Move down a directory

Question

On connecting to the host I need to move down a directory. How is this done in C#?

Thanks
Danny

Answer 1

ChangeDirectory("subdir")

Answer 2

Sorry I meant up a directory, ff the directory strucure is test1/test2. When I connect the directory is test2, I need to move up to test1. Is there a way of moving up like using ../

Thanks
Danny

Answer 3

ChangeWorkingDirectoryUp()