> 
> What are XPath language tokens?

They are listed at http://www.w3.org/TR/xpath#exprlex

> For example how jaxen (or SaxPath,I think jaxen makes
> use of SaxPath) tokenizes XPath expressions ?

The way an implementation does tokenization is not necessarily the same
as the way the spec describes it. For example, the spec describes "$
QName" as one token, but an implementation might handle it as two (with
a special rule that no whitespace is allowed after "$").

Michael Kay


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