fn:abs
Returns the absolute value of a given number. Returns the same type as the supplied argument.
abs($arg as xs:numeric?) ➔ xs:numeric?
Arguments | |||
| $arg | xs:numeric? | The input value |
Result | xs:numeric? | ||
Namespace
http://www.w3.org/2005/xpath-functions
Links to W3C specifications
XPath 3.1 Functions and Operators
Saxon availability
Available in XPath 2.0, XSLT 2.0, XQuery 1.0, and later versions. Available in all Saxon editions.
Notes on the Saxon implementation
Saxon also (for compatibility) implements the function math:abs() in namespace
http://exslt.org/math.