fn:number

number() ➔ xs:double

Equivalent to number(.); converts the value of the context item to a double.

There are no arguments

Result

xs:double

number($arg as xs:anyAtomicType?) ➔ xs:double

Converts the supplied value to a double, or returns NaN if conversion is not possible.

Arguments

 

$arg

xs:anyAtomicType?

Result

xs:double

Namespace

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

Links to W3C specifications

XPath 2.0 Functions and Operators

XPath 3.0 Functions and Operators

XPath 3.1 Functions and Operators