how to find a user in a xml document

[Martin]

hi, I need to find a way to check in a XML document if a certain user exist,
if not i want to add it in the document.
I am able to add it in the xml doc, but I cant make sure he doesnt exist
thanks
Martin

 

[Irmen de Jong]

hi, I need to find a way to check in a XML document if a certain user exist,
if not i want to add it in the document.
I am able to add it in the xml doc, but I cant make sure he doesnt exist
thanks
Martin

http://www.catb.org/~esr/faqs/smart-questions.html#beprecise

--Irmen