fn.data

fn.datafndata

/apidoc/8.0/fn:data.xml

Takes a sequence of items and returns a sequence of atomic values.

The fn:data function returns the sequence of atomic values produced by applying the following rules to each item in $arg:

If the item is an atomic value, it is returned.
If the item is a node:
- If the node does not have a typed value an error is raised [err:FOTY0012].
- Otherwise, fn:data returns the typed value of the node as defined by the accessor function dm:typed-value in Section 5.15 typed-value Accessor[DM].

The items whose typed values are to be returned.

arg

ValueIterator

var x = xdmp.unquote('<hello>hello<goodbye>goodbye</goodbye></hello>')
    .toArray()[0].xpath("/hello");
fn.data(x);

=> hello goodbye