ee is eval, and eval, is eval 

$ perl -e " $_=q/warn(66)/; s/(.*)/$1/ee; "
66 at (eval 1) line 1.

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I would use String::Interpolate or String::Interpolate::RE or another similar abstraction instead

In reply to Re: "ee" in Regular Expression: version issue? by Anonymous Monk
in thread "ee" in Regular Expression: version issue? by Anonymous Monk

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