Reference
Fountains of knowledge that help smooth the typical BizTalk development cycle.
I recently found myself in a bind trying to get a useful XPath function for the xpath() function (BizTalk developers, you know what I'm talking about) that would help me logically identify the existence of an element in a schema instance (otherwise known as an Xml document). The documentation (or at least my hard-copy version does?) states: "For more information on the xpath function, see third-party documentation on the XML Path Language (XPath)." So, I fired up my favorite search engine and did...