Reference element in @_ : Special Variables « Language Basics « Perl

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Perl » Language Basics » Special Variables

Reference element in @_


   



sub addem

{

    $value1 = shift @_;

    if ($#_ > 0) {

        $value2 = @_[1];

    } else {

        $value2 = 1;

    }

    print "$value1 + $value2 = " . ($value1 + $value2);

}

addem(2);

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