You can read the draft of Chapter 2 in O’Reilly Atlas.
There’s much that I can change in this chapter:
- Set operations in regular expressions
- The
\K - The performance penalty of
$&and that Devel::NYTProf finding the problem areas.
You can read the draft of Chapter 2 in O’Reilly Atlas.
There’s much that I can change in this chapter:
\K
$& and that Devel::NYTProf finding the problem areas.