XQuery 1.0 and XPath 2.0 Functions and Operators

This document defines constructor functions, operators and functions on the datatypes defined in "XML Schema Part 2: Datatypes Second Edition" and the datatypes defined in "XQuery 1.0 and XPath 2.0 Data Model". It also discusses functions and operators on nodes and node sequences as defined in XDM. These functions and operators are defined for use in XPath) 2.0, XQuery 1.0 and XSLT 2.0 and other related XML standards. The signatures and summaries of functions defined in this document are available at: http://www.w3.org/2006/xpath-functions.