[racket] Some design "whys" of regexps in Racket

From: Eli Barzilay (eli at barzilay.org)
Date: Fri Jun 3 23:42:11 EDT 2011

25 minutes ago, Rodolfo Carvalho wrote:
> What I pointed as "not yet documented" is the nomenclature
> "Perl-compatible regular expression".  I just saw #rx, #px, their
> differences, and well, I even looked at *The Reader*, but I didn't
> figure out what the p was for...

It's not completely compatible to perl:

  The pregexp and byte-pregexp procedures produce a regexp value
  using a slightly different syntax of regular expressions that is
  more compatible with Perl.

          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                    http://barzilay.org/                   Maze is Life!

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