import 'dart:core'; /// @author: bo.zeng /// @email: cnhbwds@gmail.com /// @date: 2025 2025/4/18 12:29 /// @description: class TopicRankModel { TopicRankModel({String? content,String ? contentId}) { _content = content; _contentId = contentId; } TopicRankModel.fromJson(dynamic json) { _content = json['content']; _contentId = json['contentId']; } String? _content; String? _contentId; TopicRankModel copyWith({String? content,String? contentId}) => TopicRankModel( content: content ?? _content, contentId:contentId ?? _contentId ); String? get content => _content; String? get contentId => _contentId; Map toJson() { final map = {}; map['content'] = _content; map['contentId'] = _contentId; return map; } }