You're right of course; I shouldn't have said meant the same as; I meant would have the same effect as.

Still, I think it's accurate to say that ^ means very nearly the same as your example: (?:\A|\n), so it's still quite surprising to me that yours is so much faster.

In reply to Re^4: Surprisingly poor regex performance by sgifford
in thread Surprisingly poor regex performance by sgifford

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