Subject: Re: [xsl] are multiple predicates same as boolean and From: "Vasu Chakkera" <vasucv@xxxxxxxxx> Date: Fri, 21 Nov 2008 14:39:04 +0000 |
> I think yes ... If that were true, then the condition myelement[@myattribute][1] should be same as myelement[1][@myattribute], which is not true... The predicate order is important in a typical "and" [a and b] = [b and a] Vasu On Fri, Nov 21, 2008 at 1:34 PM, Mukul Gandhi <gandhi.mukul@xxxxxxxxx> wrote: > Hi all, > Supposing I write following XPath expressions, > > 1) X[c1][c2] or specifying generically, X[c1][c2][]...[cn] > > 2) X[c1 and c2] or specifying generically, X[c1 and c2 ... and cn] > > c1, c2 etc. are boolean expressions. > > are the two forms (1 & 2) above exactly equivalent (i.e., will they > return the same nodeset/sequence)?. I think yes ... but just wanted to > confirm with the list. > > if 1 & 2 are exactly equivalent, then what could be the rule of thumb > for using which form in certain scenarios? > > > -- > Regards, > Mukul Gandhi > > -- Vasu Chakkera Numerical Algorithms Group Ltd. Oxford www.vasucv.com
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