in reply to finding substrings that have been inserted into a string

What you're looking for is the "edit distance", and there are many modules in the CPAN that implement that in different ways.

-- Randal L. Schwartz, Perl hacker
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Re^2: finding substrings that have been inserted into a string
by Corion (Patriarch) on Sep 17, 2006 at 17:57 UTC
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In Section Seekers of Perl Wisdom