Default parameter for CancellationToken

Question

I have some async code that I would like to add a CancellationToken to. However, there are many implementations where this is not needed so I would like to have a d

Answer 1

Another option is to use a Nullable parameter, default it to null, and deal with it inside the method:

Task DoStuff(...., CancellationToken? ct = null) {
    var token = ct ?? CancellationToken.None;
    ...
}