Removes entries from a map. Returns a new map based on the supplied map, minus any entries whose key matches one of the supplied keys. The supplied map is unchanged.
remove($map as map(*), $keys as xs:anyAtomicType*) ➔ item()*
The input map
The keys to be removed
Links to W3C specifications
XPath 3.1 Functions and Operators
Available in XPath 3.1, XSLT 3.0, and XQuery 3.1. From Saxon 9.7, available in all editions.
Notes on the Saxon implementation
Available as defined in XSLT 3.0 since Saxon 9.4; in XSLT, XPath, and XQuery, whether or not 3.0 is available.
XPath 3.1 version implemented since Saxon 9.7.
Since 188.8.131.52, the behaviour changed (following a W3C Specification change) to allow multiple items to be removed in a single call.