If I'm reading the source correctly you could still get the bucket index and bef... | Hacker News

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		ygra on March 10, 2017 \| parent \| context \| favorite \| on: New Features in C# 7.0 If I'm reading the source correctly you could still get the bucket index and before you return true and the value, have that value removed from the dictionary. There is no synchronization going on, so concurrent modifications are just as much a problem with TryGetValue as with other approaches. TryGetValue is not atomic either.

louthy on March 10, 2017 [–]

Ok, fair enough. My mistake. Glad I don't use the BCL collection types any more and stick to immutable maps, lists, and sets :)

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