You can get that sort of thing if you apply a substitution to one of the capture variables:

$1 =~ s/1/2/;

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DWIM is Perl's answer to Gödel

In reply to Re: CGI::Session raises inconsistent error 'Can't modify constant item in scalar assignment' by GrandFather
in thread CGI::Session raises inconsistent error 'Can't modify constant item in scalar assignment' by ckb

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