fmap<B1> method
Map the right value B
into an Either<A, B1>, while keeping
the left value untouched.
Implementation
Either<a, B1> fmap<B1>(B1 Function(b p1) fn) => _self.second(fn);
Map the right value B
into an Either<A, B1>, while keeping
the left value untouched.
Either<a, B1> fmap<B1>(B1 Function(b p1) fn) => _self.second(fn);