math:log10

Returns the base-10 logarithm of $arg.

log10($arg as xs:double?) ➔ xs:double?

Arguments
	$arg	xs:double?	The input number
Result		xs:double?

Namespace

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

Links to W3C specifications

XPath 3.0 Functions and Operators

XPath 3.1 Functions and Operators

Notes on the Saxon implementation

Implemented since Saxon 9.4; available whether or not XPath 3.0 is enabled.