MapOptionExtension<K> extension
Methods
-
extract<
T> (K key) → Option< T> - Return an Option that conditionally accesses map keys, if they match the given type. Useful for accessing nested JSON.
-
extractMap(
K key) → Option< Map< K, dynamic> > - Return an Option that conditionally accesses map keys, if they contain a map with the same key type. Useful for accessing nested JSON.