SAXONICA

Saxon Documentation

Full Contents

About Saxon

Changes in this Release

Conditions of Use

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:sum

fn:sum($srcval as xdt:anyAtomicType*) → xdt:anyAtomicType?

Function signature

$arg	xdt:anyAtomicType *
Result	xdt:anyAtomicType

Returns the total of a sequence of numbers or durations

XPath 2.0 Specification

fn:sum($srcval as xdt:anyAtomicType*, $zero as xdt:anyAtomicType?) → xdt:anyAtomicType?

Function signature

$arg	xdt:anyAtomicType *
$zero	xdt:anyAtomicType ?
Result	xdt:anyAtomicType ?

Returns the total of a sequence of numbers, specifying the value to be returned for an empty sequence

XPath 2.0 Specification

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