in reply to Referencing methods
&iterate(sub { $rep->attach() },@param); [download]
iterate(sub { $rep->attach(@_) }, @param);
Also, you may wish to give iterate an appropriate prototype, making the sub keyword unnecessary:
sub iterate (&@); iterate { $rep->attach(@_) }, @param; [download]
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-- Chip Salzenberg, Free-Floating Agent of Chaos