Supported list types
Number list
The function returns the first element (NUMBER ) in the number list l, or null
if l is an empty list.
first(number list l) #Output: Number
Text list
Returns the first element (TEXT) in the text list l, or null
if l is an empty list.
first(string list l) #Output: Text
Issue list
The function returns an ISSUE LIST with the first element in issue list l, or an empty list if l is an empty list.
first(issue list l) #Output: Issue list