fn:abs

Returns the absolute value of a given number. Returns the same type as the supplied argument.

abs($arg as numeric?) ➔ numeric?

Arguments
	$arg	numeric?	The input value
Result		numeric?

Namespace

http://www.w3.org/2005/xpath-functions

Links to W3C specifications

XPath 2.0 Functions and Operators

XPath 3.0 Functions and Operators

Notes on the Saxon implementation

Saxon also (for compatibility) implements the function math:abs() in namespace http://exslt.org/math.