menu
h_utils package
documentation
control_flow/optional/present.dart
Present<T>
flatMap<N> method
flatMap<N> method
dark_mode
light_mode
flatMap<
N
>
method
Optional
<
N
>
flatMap
<
N
>(
Optional
<
N
>
mapper
(
T
)
)
override
Implementation
Optional<N> flatMap<N>(final Optional<N> Function(T) mapper) => mapper(value);
h_utils package
documentation
control_flow/optional/present
Present<T>
flatMap<N> method
Present class