RE: The operator '!=' returns false when one operand d
> We have an issue with the XPath '!=' operator that has > a strange behavior when one of its operand doesn't > exist in the instance document. It returns 'false" > when you would expect "true" or some kind of exception > to be raised. A op B means "if some $a in A, $b in B satisfies $a op $b" So if A or B is empty, the result will always be false, regardless which operator you are using. You nearly always want to write not(a=b) rather than a!=b. Michael Kay Software AG home: Michael.H.Kay@xxxxxxxxxxxx work: Michael.Kay@xxxxxxxxxxxxxx XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
PURCHASE STYLUS STUDIO ONLINE TODAY!
Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced!
Download The World's Best XML IDE!
Accelerate XML development with our award-winning XML IDE - Download a free trial today!
Subscribe in XML format