MiE7u4ar

1GrowthBookSDK initializeSDK(Map<String, String> userAttr) {
2  GrowthBookSDK growthBookSDK = GBSDKBuilderApp(
3          apiKey: "this is api key",
4          hostURL: 'https://cdn.growthbook.io/api/features/this is api key',
5          attributes: userAttr,
6          growthBookTrackingCallBack: (experiment, experimentResult) {
7            /// Track feature.
8          })
9      .initialize()
10    ..afterFetch = () {
11      print('success fetch');
12    };
13  print(growthBookSDK.feature("param").value);
14  return growthBookSDK;
15}