toJson method Null safety

Map toJson()

Implementation

Map toJson() {
  Map data = Map();
  data['userId'] = userId;
  data['nickName'] = nickName;
  data['avatarUrl'] = avatarUrl;
  data['mail'] = mail;
  data['phone'] = phone;
  data['gender'] = gender;
  data['sign'] = sign;
  data['birth'] = birth;
  data['ext'] = ext;
  return data;
}