This might get a little fewer than the percentage requested because it's possible for it to pick the same position more than once. Try setting $percent = 90 for a good demonstration. I ran it ten times, and it never replaced more than 13/20 (well short of the expected 18/20).

In reply to Re^2: Finding a random position within a long string (Activeperl Build 822) by kyle
in thread Finding a random position within a long string (Activeperl Build 822) by mwah

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