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Get Started Free →移动开发。iOS、Android、SwiftUI、Jetpack Compose、React Native、Flutter、跨平台。当用户提到移动开发、iOS、Android、跨平台时路由到此。
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-22 | ✓→✓ | = Same ✓ | 100% | 0% |
| case-02 | ✓→✓ | = Same ✓ | 87% | 0% |
| case-03 | ✓→✓ | = Same ✓ | 81% | 0% |
| case-04 | ✓→✓ | = Same ✓ | 77% | 0% |
| case-05 | ✓→✓ | = Same ✓ | 90% | 0% |
原生开发 跨平台开发
├── iOS (SwiftUI/UIKit) ├── React Native (JS/TS)
├── Android (Compose/Kotlin) └── Flutter (Dart)
└── 共通:MVVM / 网络层 / 持久化 / 测试struct MyView: View { var body: some View { ... } }@State — 本地状态@Binding — 父子双向绑定@StateObject — 拥有 ObservableObject@ObservedObject — 引用 ObservableObject@EnvironmentObject / @Environment — 全局注入@Published 属性自动触发 UI 更新struct CardModifier: ViewModifier + extension View { func cardStyle() }.task { await ... } / .onAppear / .onDisappearNSLayoutConstraint.activate([...]) + translatesAutoresizingMaskIntoConstraints = falseURLSession.shared.dataTaskPublisher → map → decode → eraseToAnyPublisher.sink(receiveCompletion:receiveValue:) + .store(in: &cancellables)debounce / removeDuplicates / combineLatest / flatMapPassthroughSubject(无初始值)/ CurrentValueSubject(有初始值)MVVM(推荐):
Codable 数据结构protocol + async throws 方法@MainActor class VM: ObservableObject + @Published 属性@StateObject private var viewModel = VM()VIPER(复杂场景):
func get<T: Decodable>(_ path:) async throws -> Trequest.setValue("Bearer \(token)", forHTTPHeaderField: "Authorization")enum APIError: Error { case invalidURL, invalidResponse, httpError(Int) }@propertyWrapper struct UserDefault<T> 简化访问SecItemAdd / SecItemCopyMatching 存储敏感数据NSPersistentContainer + NSManagedObjectContext@Model 宏简化持久化@MainActor 确保 UI 线程安全@Composable fun MyScreen() { ... }remember { mutableStateOf(value) } — 本地状态rememberSaveable — 跨配置变更保存derivedStateOf — 派生状态避免重组items(list, key = { it.id }) 提供稳定 keyLaunchedEffect(key) — 启动协程DisposableEffect(key) — 清理资源(onDispose)SideEffect — 同步状态到外部snapshotFlow { state } — 监听状态变化转 FlowNavHost + composable(route) + navController.navigate()fun Modifier.myModifier(): Modifier = composed { ... }MutableStateFlow(UiState()) + .asStateFlow()_uiState.update { it.copy(isLoading = true) }val uiState by viewModel.uiState.collectAsState()viewModelScope.launch { withContext(Dispatchers.IO) { ... } }coroutineScope { val a = async { ... }; val b = async { ... } }flow { emit(value) } + .flowOn(Dispatchers.IO).stateIn(scope, SharingStarted.WhileSubscribed(5000), initial)searchQuery.debounce(300).filter { it.isNotEmpty() }.flatMapLatest { ... }Channel<Event>(BUFFERED) + .receiveAsFlow() 一次性事件@HiltAndroidApp Application + @AndroidEntryPoint Activity@Module @InstallIn(SingletonComponent::class) 提供依赖@Provides @Singleton 提供实例 / @Binds 绑定接口@HiltViewModel class VM @Inject constructor(repo) + hiltViewModel()@Entity(tableName) + @PrimaryKey + @ColumnInfo@Query / @Insert(onConflict = REPLACE) / @Delete + 返回 Flow<List<T>>@Database(entities, version) + Room.databaseBuilder@GET / @POST / @Path / @Query / @Body / @MultipartaddInterceptor + connectTimeoutkey 参数优化 LazyColumnremember / derivedStateOf 避免过度重组| 维度 | React Native | Flutter | |------|--------------|---------| | 语言 | TypeScript | Dart | | 渲染 | 原生组件(桥接) | 自绘引擎(Skia) | | 性能 | 接近原生 | 接近原生 | | 热重载 | Fast Refresh | Hot Reload | | 生态 | npm(成熟) | pub.dev(快速增长) | | UI 一致性 | 跟随系统 | 完全一致 | | 包体积 | ~7MB | ~15MB |
FlatList + keyExtractor + initialNumToRender + windowSize@react-navigation/native + createNativeStackNavigatorcreateSlice + createAsyncThunk)/ ZustandNativeModules 调用 iOS(Swift) / Android(Kotlin) 原生代码React.memo / Hermes 引擎 / 新架构 JSI(无桥接序列化)setStateChangeNotifier + Consumer / context.watchFutureProvider / StateNotifierProvider + ref.watchGoRoute + context.go/push/pop)MethodChannel + Platform Channels(iOS Swift / Android Kotlin)const 构造函数 / ListView.builder / RepaintBoundary / ValueKey| 场景 | 推荐 | 理由 | |------|------|------| | 团队有 Web 背景 | React Native | 学习成本低 | | 追求极致性能/动画 | Flutter | 自绘引擎 60fps | | UI 高度定制 | Flutter | 完全控制渲染 | | 大量原生交互 | React Native | 桥接生态成熟 | | 需要原生极致体验 | 原生开发 | 无桥接开销 |
| 实践 | 说明 | |------|------| | MVVM 架构 | 分离 UI / 业务逻辑 / 数据层 | | 依赖注入 | Hilt(Android) / Protocol(iOS) / Context(RN) | | 响应式状态 | StateFlow / Combine / Hooks / Riverpod | | 网络层封装 | 统一错误处理 + Token 管理 + 重试 | | 本地持久化 | Room / Core Data / AsyncStorage / Hive | | 列表优化 | 懒加载 + 稳定 key + 缓存 | | 测试覆盖 | ViewModel 单元测试 + UI 测试关键流程 |
iOS、SwiftUI、UIKit、Combine、Android、Jetpack Compose、Kotlin、React Native、Flutter、跨平台、移动开发、MVVM
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