Extracts the day from $dateTime-var.
If the value of $dateTime-var is the empty sequence, the empty sequence is returned. The empty sequence is a sequence containing zero items (), which is similar to null in SQL.
xf:get-day-from-dateTime(xs:dateTime? $dateTime-var) —> xs:integer?
Returns the day as an integer from $dateTime-var.
When you invoke the following query:
<day>{xf:get-day-from-dateTime("2002-08-30T22:21:01")}</day>
The preceding query generates the following result:
<day>30</day>
W3C get-day-from-dateTime function description.
W3C dateTime data type description.