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:round-half-to-even

fn:round-half-to-even(numeric? $srcval) → numeric?

Function signature

$srcval	numeric ?
Result	numeric ?

Rounds a numeric value to the nearest whole number, rounding x.5 towards the nearest even number.

XPath 2.0 Specification

fn:round-half-to-even(numeric? $srcval, integer $precision) → numeric?

Function signature

$srcval	numeric ?
$precision	xs:integer
Result	numeric ?

Rounds a numeric value to the nearest integer multiple of 10 the power of minus precision, rounding x.5 towards the nearest number whose last digit is even.

XPath 2.0 Specification

Note:In the case of doubles and floats, rounding errors may occur giving unexpected effects.