Hi James,

I'm a newbie to jaxen, so bear me if i'm asking some obvious questions.

James Strachan wrote:

> I get a bit confused about it from time to time as well. The easiest way I
> find is to create an XPath expression, simplify it then do a toString() and
> look at the expression tree.
>

Can i create XPath expression from xpath string? If yes, how can i do it?

> e.g. in the org.jaxen.expr package, if you can get hold of an XPath object
> and get the root expression.
>
> Expr expr = XPath.getRootExpr();
>

How can i get hold of the XPath object? Here do you mean org.jaxen.expr.XPath
object?

> Then walk the expression or call toString() to get a textual representation
> of the expression tree objects. Its mostly gonna be LocationPath objects
> with Prediactes and stuff. Then through a few different XPath expressions
> you should get a feel for what the Expr object hierrarchy looks like.
>
> (Though documentation would be better ;-)
>
> James

If i can get hold of an XPath object and get the root expression, then how can i
walk the expression?

Thanks in advance,
Son
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