WorkTag
版本：v17
位置：packages/react-reconciler/src/ReactWorkTags.js
| tag | 值 | 描述 |
|---|---|---|
| FunctionComponent | 0 | 函数组件 |
| ClassComponent | 1 | 类组件 |
| HostRoot | 3 | |
| HostPortal | 4 | |
| HostComponent | 5 | |
| HostText | 6 | |
| Fragment | 7 | 片段，表示 React 片段 (<React.Fragment>或<></>) |
| Mode | 8 | 不同的渲染模式（如并发模式）。 |
| ContextConsumer | ||
| ContextProvider | ||
| ForwardRef | ||
| Profiler | ||
| SuspenseComponent | ||
| MemoComponent | 14 | 使用 React.memo 创建的组件。 |
| SimpleMemoComponent | ||
| LazyComponent | ||
| IncompleteClassComponent | ||
| DehydratedFragment | ||
| SuspenseListComponent | ||
| ScopeComponent | ||
| OffscreenComponent | ||
| LegacyHiddenComponent | ||
| CacheComponent | ||
| TracingMarkerComponent | ||
| HostHoistable | ||
| HostSingleton | ||
| IncompleteFunctionComponent | ||
| Throw | 29 | 在渲染过程中抛出的错误。 |