sub verify {
    my $ref= \$_[-1]; pop(@_);
    my( $string )= @_;
    # ...
}

[download]

Lots of variations on that theme are possible. Avoiding subroutine prototypes is usually best with Perl.

- tye        

In reply to Re: Optional parameter before reference (!proto) by tye
in thread Optional parameter before reference by Neutron Jack

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