It's hard to check without the data, but you could do $qp->children( 'q[@supp != "yes"]'). Actually if all you want is the number of such children, you can use the children_count method instead of taking scalar ( $qp->children....

In reply to Re: XML::twig counting elements that don't have a certain attribute/value on them by mirod
in thread XML::twig counting elements that don't have a certain attribute/value on them by mertserger

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