Re^3: You won't believe what this regular expression does!

Thanks! :)

But please note the second fOO

  DB<55> p "hello\nfoo" =~ s/o*(?:\n|\z)/O/gmr;
hellOfOO
  DB<56>
[download]

I'm busy right now, but I seem to remember that one could use features for atomic matches...

I'll try later...°

Cheers Rolf
_{(addicted to the Perl Programming Language :)

Wikisyntax for the Monastery}

°) nah doesn't help, since it's not a backtracking problem.