By the way, i still don't understand where the regexp backtracks when it fails and test again. (\w\w\w)*?TGA

ATCGTTGAA

Step 1: match the leftmost part 0 times ok, no TGA after, therefore no match. Step2: We start from?

In reply to Re^3: Understanding a portion of perlretut by BlueStarry
in thread Understanding a portion on the Perlretut by BlueStarry

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