in reply to Re^2: regex compilation
in thread regex compilation

... string that behaves just as the compiled regex ...

That's what  qr// is for; see perlop. The  Regexp object returned by qr// is almost a string; it interpolates as a string in  m// s/// qr// expressions or when print-ed or string interpolated. It is not, however, the same as what is produced by the  qq// q// operators.

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