The default value to use if maybe
is Nothing
The function to apply the value to if Maybe
is Just
The Maybe
instance to map over.
T The type of the wrapped value.
U The type of the wrapped value of the returned Maybe
.
Generated using TypeDoc
Map over a
Maybe
instance and get out the value ifmaybe
is aJust
, or return a default value ifmaybe
is aNothing
.Examples