SAXONICA

Saxon Documentation

Full Contents

About Saxon

Changes in this Release

Notices

Using XSLT 2.0

Using XQuery

Handling Source Documents

XML Schema Processing

XPath API for Java

Saxon on .NET

Extensibility

Saxon Extensions

Sample Saxon Applications

The Saxon SQL Extension

XSLT Elements

XPath 2.0 Expression Syntax

Function Library

Standards Conformance

fn:prefix-from-QName

fn:prefix-from-QName( QName? $srcval) → xs:NCName?

Function signature

$srcval	xs:QName ?
Result	xs:NCName ?

Extracts the prefix component of a QName value. Returns an empty sequence if the QName has no prefix.

XPath 2.0 Specification

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