exists 
sub send_values {
    my ($args) = @_;

    my @params = qw(
        name
        address
        pic
        id
        zip
        phone
    );
    my $values = "Your Results are:\n";
    for (@params) {
        $values .= "$args->{$_}\n" if exists $args->{$_};
    }
}

[download]

In reply to Re: Subroutine question on use of uninitialized value. by toolic
in thread Subroutine question on use of uninitialized value. by Anonymous Monk

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