Applies the %HH escaping convention to a URI, escaping only disallowed characters (but not reserved characters such as "/" and ":").
iri-to-uri($iri as xs:string?) ➔ xs:string
The supplied IRI which will be escaped to form a valid URI
Links to W3C specifications
XPath 3.1 Functions and Operators
Available in XPath 2.0, XSLT 2.0, XQuery 1.0, and later versions. Available in all Saxon editions.