I had to run the tests again after booting my Mac and seeing that things were snappier. Perhaps, something was running in the background when testing the first time. Maybe, the virtual disk containing the 2GB file was defragmented between then and now. Am not sure really.

Timings for the upcoming MCE 1.706 release are included for comparison.

In reply to Re^5: How to optimize a regex on a large file read line by line ? by marioroy
in thread How to optimize a regex on a large file read line by line ? by John FENDER

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