Rename some files in a folder

Question

I have a task of changing the names of some files (that is, adding id to each name dynamically) in a folder using C#.

Example: help.txt to 1help.txt

How can

Answer 1

You can use File.Move, like this:

string oldFilePath = Path.Combine( Server.MapPath("~/uploads"), "oldFileName");
string newFilePath = Path.Combine( Server.MapPath("~/uploads"), "newFileName");

File.Move(oldFilePath, newFilePath);