optionals
lib.lists.optionals
Docs pulled from | This Revision | 35 minutes ago
Return a list or an empty list, depending on a boolean value.
Inputs
cond-
Condition
elems-
List to return if condition is true
Type
optionals :: bool -> [a] -> [a]
Examples
lib.lists.optionals usage example
optionals true [ 2 3 ]
=> [ 2 3 ]
optionals false [ 2 3 ]
=> [ ]