API reference

FeatureFlarePersistentCacheAdapter

Persistent cache adapter contract for browser storage.

Current section

Component and config reference

Use these pages when you need props, defaults, and provider behavior details.

FeatureFlarePersistentCacheAdapter

Storage adapter contract for persisting SDK flag snapshots across browser sessions.

More on this: see FeatureFlareReactConfig for the config field that accepts this adapter.

export type FeatureFlarePersistentCacheAdapter = {
  load: (envKey: string) => Promise<FeatureFlarePersistentSnapshot | null> | FeatureFlarePersistentSnapshot | null;
  save: (envKey: string, snapshot: FeatureFlarePersistentSnapshot) => Promise<void> | void;
};

Methods

load(envKey: string)

Returns the stored FeatureFlarePersistentSnapshot for an environment, or null when no persisted state exists.

save(envKey: string, snapshot: FeatureFlarePersistentSnapshot)

Persists the latest environment snapshot after refresh or realtime updates.

Related docs

FeatureFlarePersistentSnapshot for the snapshot object that this adapter stores.
FeatureFlareReactConfig for the config field that accepts this adapter.