RE: when to use 'as' attribute on a variable
> >>To store an external XML doc in a variable am I right in > saying I should > >>use document-node() ? > >> > >yes > > So what advantage does document-node() give me over > element(), node(), or > item()?? It's more specific, and it therefore makes your code more robust. If you write a function that's designed to process document nodes, and you call it with an element node, then if the function signature says document-node() you will get an error, but if it says node() then you won't. Michael Kay http://www.saxonica.com/
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