Reference

Returns a new array with members sorted using an optional collation and key function.

Returns a sequence of strings naming the environment variables that are available to the processor.

Returns a deep copy of all nodes in the sequence, detached from the original document.

Returns the sequence of items in the current merge group inside an xsl:merge-action block.

Returns the current merge key value inside an xsl:merge-action block.

Returns true if two sequences are deeply equal: same items in the same order with equal node identity or atomic values.

Returns the value of the named environment variable as a string, or the empty sequence if unavailable.

Raises a dynamic error with an optional error code, description message, and error object.

Asserts that the sequence contains exactly one item; raises a dynamic error if the sequence has zero or more than one item.

Returns true if the node has one or more child nodes; defaults to the context node if no argument is supplied.