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On the off chance that you really use your "potentialy confusing" regex, I will comment that it seems a little inconsistent to me. Can you tell me what it does (including what becomes $1) for each of: "[ x]", "[ ]", and "[]"? Is it what you wanted it to do?

In reply to Re^2: A refactoring trap by ysth
in thread A refactoring trap by gmax

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