Subject: RE: [xsl] [XSLT 2.0] Checking that an element's value has the desired datatype? From: "Michael Kay" <mike@xxxxxxxxxxxx> Date: Mon, 16 Oct 2006 20:38:59 +0100 |
> >> I can do datatype checking, without using XML Schemas. > > > No, you do string matching on the lexical representation of the > > values. The difference can be important. > > What is the difference? > Well, some telephone numbers consist entirely of digits, but a telephone number is not an integer - for example, leading zeros are significant. If you want to do proper type checking, then an operation that works on integers shouldn't accept a telephone number, just because it happens to be all-numeric. Michael Kay http://www.saxonica.com/
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