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(Regex Madness) And you thought whitespace was easy.

by japhy (Canon)
on Aug 15, 2001 at 08:17 UTC ( [id://104947]=perlmeditation: print w/replies, xml ) Need Help??

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  1. or download this
    s/(\s+)/$1 eq "\n\n" ? $1 : " "/eg;
  2. or download this
    ($_ = reverse) =~ s{
  (?:
...
  )+                    # one or more times
}{ }xg;                 # turn it into a single space
$_ = reverse;

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