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Q&A Is it recommended for ASP.NET Web API actions to always include a CancellationToken?

A cancellation token doesn't inherently do anything. It's up to the code which does the work to call ThrowIfCancellationRequested. If the token isn't passed on and isn't explicitly checked then the...

posted 3y ago by Peter Taylor‭

Answer
#1: Initial revision by user avatar Peter Taylor‭ · 2020-09-10T11:22:41Z (over 3 years ago)
A cancellation token doesn't inherently *do* anything. It's up to the code which does the work to call `ThrowIfCancellationRequested`. If the token isn't passed on and isn't explicitly checked then there's no point passing it in.

If the real question is whether to call `ThrowIfCancellationRequested` in a trivial method: if it's truly trivial then don't.