fn:available-environment-variables

Returns a list of environment variable names that are suitable for passing to environment-variable(), as a (possibly empty) sequence of strings.

available-environment-variables() ➔ xs:string*

There are no arguments

Result

xs:string*

Namespace

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

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, but without enforcing the rule that the result must be deterministic.

See also:

fn:environment-variable()