addContact method

Future<String?> addContact(
  1. String username, [
  2. String reason = ''
])

添加联系人username with reason.

Implementation

Future<String?> addContact(
  String username, [
  String reason = '',
]) async {
  Map req = {'username': username, 'reason': reason};
  Map result = await _channel.invokeMethod(EMSDKMethod.addContact, req);
  EMError.hasErrorFromResult(result);
  return result[EMSDKMethod.addContact];
}