[Bug 4696] [XSLT 2.0] type-available() in use-when

http://www.w3.org/Bugs/Public/show_bug.cgi?id=4696





------- Comment #2 from colin@colina.demon.co.uk  2007-07-02 15:26 -------
The actual use case which drove the addition was the then inability to know if
types such as xs:int were available to a basic XSLT processor.

Adding the function solved that problem, so it is not useless.