initializeApp static method

Future<void> initializeApp(
  1. String? username
)

Implementation

static Future<void> initializeApp(String? username) async {
  if(username != null){
    if (await _checkUserExist(username)) {
      _username = username;
      isInitialized = true;
    } else {
      throw LeetCodeAPIException(101);
    }
  }
}