firebaseSDKVersion property
Returns the Firebase JS SDK Version to use.
You can override the supported version by attaching a version string to the window (window.flutterfire_web_sdk_version = 'x.x.x'). Do so at your own risk as the version might be unsupported or untested against.
Implementation
@visibleForTesting
String get firebaseSDKVersion {
final overridedWebSDKVersion =
(globalContext['flutterfire_web_sdk_version'] as JSString?)?.toDart;
return overridedWebSDKVersion ?? supportedFirebaseJsSdkVersion;
}