fn:hours-from-duration
Extracts the hours component of a dayTimeDuration value.
hours-from-duration($arg as xs:duration?) ➔ xs:integer?
Arguments  | |||
  | $arg  | xs:duration?  | The duration value whose hours component is required  | 
Result  | xs:integer?  | ||
Namespace
http://www.w3.org/2005/xpath-functions