Subject: Re: [xsl] XPath 2.0 Datatypes namespace From: Colin Paul Adams <colin@xxxxxxxxxxxxxxxxxx> Date: 04 Aug 2006 12:20:11 +0100 |
>>>>> "tom" == tom tom <tomxsllist@xxxxxxxxxxx> writes: tom> Hi all, I wish to calculate the time in another timezone, to tom> acheive this I am using the following structure: tom> <xsl:sequence tom> select="adjust-time-to-timezone(xs:time('10:00:00-04:00'), tom> xdt:dayTimeDuration('PT4H'))"/> tom> which returns 18:00:00+04:00. tom> 1. According to http://www.w3.org/TR/xpath-datamodel/ tom> xs:dayTimeDuration is a type defined in the tom> http://www.w3.org/2001/XMLSchema namespace. Why, then, can I tom> only get this to work in the tom> http://www.w3.org/2005/xpath-datatypes namespace when using tom> Saxon 8? Because the namespace has only recently changed, and the version of Saxon you are using does not reflect that change yet. tom> 2. Why do I need to declare the datatype atall given that the tom> function is expecting a dayTime Duration datatype, ie why can tom> I just use: tom> <xsl:sequence tom> select="adjust-time-to-timezone(xs:time('10:00:00-04:00'), tom> PT4H)"/> ? Because PT4H is a step expression, not a literal. tom> 3. Am I unwise to be using this functionality until these tom> standards become recommendations? No. You just have to be prepared to make the occaisional change. -- Colin Adams Preston Lancashire
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