protocolVersion method

Future<String?> protocolVersion()

Protocol version

Implementation

Future<String?> protocolVersion() async {
  const method = EthereumRpcMethods.protocolVersion;
  final dynamic res = await _client.rpcClient.request(method);
  if (res != null && res.containsKey(EthereumConstants.ethResultKey)) {
    return res[EthereumConstants.ethResultKey];
  }
  _client.processError(method, res);
  return null;
}