Saxon Documentation

Full Contents

About Saxon

Changes in this Release

Licensing

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:number

fn:number() → double

Function signature

Result

xs:double

Equivalent to number(.)

XPath 2.0 Specification

fn:number(item()? $srcval) → double

Function signature

$srcval	item() ?
Result	xs:double

Converts the given value to a number, after atomization if necessary. Returns NaN if conversion is not possible.

XPath 2.0 Specification

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