Perl numifies strings when a number is required. A string that matches /(\d+)\D/ for example simply becomes the integer contained in $1, or 0 if ! defined $1. '1foo' becomes 1. 'foo1' becomes 0.

DWIM is Perl's answer to Gödel

In reply to Re: Equality operators by GrandFather
in thread Equality operators by jkva

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