fn:head
Returns the first item in a sequence.
head($arg as item()*) ➔ item()?
Arguments | |||
| $arg | item()* | The sequence whose first item is required |
Result | item()? | ||
Namespace
http://www.w3.org/2005/xpath-functions
Links to W3C specifications
XPath 3.1 Functions and Operators
Notes on the Saxon implementation
Available since Saxon 9.3, provided XPath 3.0 is enabled.