LDClient isOnline readonly property that reports the online/offline status.LDClient setOnline method to set the online/offline status. setOnline may operate asynchronously, so the client calls an optional completion block when the requested operation completes.DarklyEventSource.LDClient online and offline methods.updateUser on LDClient while streaming no longer causes the SDK to request feature flags. The SDK now disconnects from the LaunchDarkly service and reconnects with the updated user.updateUser on LDClient while polling now resets the polling timer after making a feature flag request.Fetched April 11, 2026