An Optimization Exercise

Nick Craver tweets out snippets of the Stack Overflow code base occasionally. About a week ago he showed off a ContainsToken method which has been tuned for performance. This set off a little bit of a benchmarking contest.

My final attempt (which is among the fastest) ended up using a lot of tricks, which I think may be of general interest – so I’m going to walk through how the code works.

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Kevin Montrose

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