00000, (00.00%).  000000 times: TakeWhile took 00000 (00.00%)., Regex took 000000, (00.00%). Preinstantiated Regex took 000000, (00.00%).  000000 times: TakeWhile took 00000 (00.00%)., Regex took 000000, (00.00%). Preinstantiated Regex took 000000, (00.00%).  