fetch abstract method

Future<void> fetch([
  1. ExperimentUser? user,
  2. FetchOptions? options
])

Fetches flag variants from the server for the given user.

Optionally pass options to limit which flags are fetched. If user is omitted, the most recently resolved user is used.

Implementation

Future<void> fetch([
  ExperimentUser? user,
  FetchOptions? options,
]);