Re: xslt performance issue position() function used in
On Friday 25 August 2006 12:08, Michael Kay wrote: > Firstly, the fact that ./v[$p] doesn't work, but ./v[$p + 0] does work, > means that the value of $p is not a number. Perhaps it is a string, or > perhaps it is a result tree fragment. Either way, you would probably get an > immediate performance improvement by changing it to be a number, to avoid > the conversion costs each time the value is used. > > Incidentally, the expression "./v" is exactly the same as "v". If your > processor is particularly stupid, the more complex expression might take > longer to evaluate. When is the context item not redundant in a path expression? Some examples: ./a/b/c a/b/c/. a/b/./c a/b/././c Cheers, Frans
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