2020-05-09 19:09:14 +08:00
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2020-10-28 16:19:57 +08:00
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title: 路由配置
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2020-05-09 19:09:14 +08:00
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order: 3
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---
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2020-11-03 12:29:03 +08:00
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icejs 推荐使用 **配置式路由** 进行应用的路由管理,如果希望使用约定式路由可参考 [文档](/docs/guide/advance/convention-routing)。
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2020-07-08 21:08:00 +08:00
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2020-11-12 17:27:20 +08:00
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## 配置路由信息
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2020-05-09 19:09:14 +08:00
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2020-11-12 17:27:20 +08:00
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应用的路由信息统一在 `src/routes.ts` 中配置,配置协议支持多级嵌套,具体如下:
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2020-05-09 19:09:14 +08:00
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```ts
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import UserLayout from '@/Layouts/UserLayout';
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import UserLogin from '@/pages/UserLogin';
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import NotFound from '@/components/NotFound';
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2020-05-12 14:02:39 +08:00
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import wrapperPage from '@/components/WrapperPage';
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2020-05-09 19:09:14 +08:00
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const routerConfig = [
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// 分组路由,children 里的路由会将父节点的 component 作为布局组件
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{
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path: '/user',
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component: UserLayout,
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children: [
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{
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2020-08-17 10:39:45 +08:00
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// 路由路径
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2020-05-09 19:09:14 +08:00
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path: '/login',
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2020-08-17 10:39:45 +08:00
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// 精确匹配
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2020-05-09 19:09:14 +08:00
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exact: true,
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2020-08-17 10:39:45 +08:00
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// 路由组件
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2020-05-09 19:09:14 +08:00
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component: UserLogin,
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2020-05-12 14:02:39 +08:00
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// 配置路由的高阶组件
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wrappers: [wrapperPage]
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2020-05-09 19:09:14 +08:00
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},
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{
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path: '/',
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// 重定向
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redirect: '/user/login',
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},
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{
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// 404 没有匹配到的路由
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component: NotFound,
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},
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],
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},
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// 非分组路由
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{
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path: '/about',
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component: About,
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},
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];
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export default routerConfig;
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```
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> 注意:路由有一个按顺序匹配的规则,从上到下一旦命中路由匹配规则就会停止遍历,因此如果你在最前面配置了 / 这样一个路由,则所有的路由都会命中该规则,导致其他路由没有效果,所以在开发时要注意路由的顺序以及 exact 属性的使用。
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2020-11-03 12:29:03 +08:00
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## 运行时配置
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2020-11-12 17:27:20 +08:00
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在 `src/app.ts` 中,我们可以配置路由的类型和基础路径等信息,具体配置如下:
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2020-11-03 12:29:03 +08:00
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```jsx
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import { runApp } from 'ice';
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const appConfig = {
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router: {
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type: 'browser',
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basename: '/seller',
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fallback: <div>loading...</div>
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modifyRoutes: (routes) => {
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return routes;
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}
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}
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};
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runApp(appConfig);
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```
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**options**:
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- type: 路由类型,默认值 `hash`,可选值 `browser|hash|static`
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- basename: 路由基准地址
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- fallback: 开启按需加载时配置 fallback UI
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- modifyRoutes: 动态修改路由
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- history: 自定义创建 history 对象,[详见](https://github.com/ReactTraining/history/blob/master/docs/GettingStarted.md)
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2020-11-12 17:27:20 +08:00
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## 路由组件参数
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对于路由组件(即页面级组件),可通过 `props` 获取到如下属性:
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- `location`:当前路由的 location 对象,包含 `pathname`、`search`、`hash`、`state` 属性
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- `history`:详见 [history api](/docs/guide/basic/api#history)
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- `searchParams`:当前 URL 的查询参数对象(需要开启 [parseSearchParams](/docs/guide/basic/app#启动项配置))
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- `match`:当前路由和 URL match 后的对象,包含 `path`、`url`、`params`、`isExact` 属性
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对于非路由组件,组件内如想获取上述属性需要借助 [withRouter](/docs/guide/basic/api#withRouter) API。
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2020-05-09 19:09:14 +08:00
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## 路由跳转
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- React 组件内部:使用 [Link 组件](/docs/guide/basic/api#Link) 或 [useHistory](/docs/guide/basic/api#useHistory) API
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- 非 React 组件内部:使用 [history API](/docs/guide/basic/api#history)
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## 按需加载
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参考 [代码分割](/docs/guide/advance/code-splitting) 。
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2020-11-12 17:27:20 +08:00
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## 路由高阶组件
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通过 `src/routes.ts` 中的 `wrappers` 字段可配置路由的高阶组件,常用于路由级别的权限检验。
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#### 配置 wrappers
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```diff
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+import WrapperPage from '@/components/WrapperPage';
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const routerConfig = [
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{
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path: '/user',
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component: User,
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// 配置路由的高阶组件
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+ wrappers: [WrapperPage]
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},
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]
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```
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2020-11-23 14:53:22 +08:00
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> 注意:Wrapper 组件不支持通过 lazy 导入
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#### 实现高阶组件
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```tsx
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// src/components/LoginWrapper
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import { useAuth, Redirect } from 'ice';
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const LoginWrapper = (WrappedComponent) => {
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2020-11-26 21:14:24 +08:00
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const Wrapped = (props) => {
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const [auth] = useAuth();
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return (
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<>
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{
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auth.isLogin ? <WrappedComponent {...props} /> : <Redirect to="/login" />
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}
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</>
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)
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};
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return Wrapped;
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}
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export default LoginWrapper;
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```
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通过 `wrappers` 配置我们可以对路由组件进行自定义包装,如上示例通过 WrapperPage 高阶组件对路由组件进行权限判断,如果是登录状态,则渲染 User 组件,否则跳转到 `/login` 路由。
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> `useAuth` API 需要结合 plugin-ice-auth 插件实现,可参考 [权限管理](/docs/guide/advance/auth) 。
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2020-05-09 19:09:14 +08:00
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## 常见问题
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### HashHistory 与 BrowserHistory
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前端路由通常有两种实现方式:HashHistory 和 BrowserHistory,路由都带着 `#` 说明使用的是 HashHistory。这两种方式优缺点:
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| 特点\\方案 | HashRouter | BrowserRouter |
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| --- | --- | --- |
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| 美观度 | 不好,有 # 号 | 好 |
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| 易用性 | 简单 | 中等,需要 server 配合 |
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| 依赖 server | 不依赖 | 依赖 |
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| 跟锚点功能冲突 | 冲突 | 不冲突 |
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| 兼容性 | IE8 | IE10 |
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开发者可以根据自己的实际情况选择对应方案。
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### 如何使用 BrowserRouter
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本地开发时,只需要在 `src/app.ts` 中增加以下配置即可:
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```diff
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2020-10-20 14:04:37 +08:00
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import { runApp } from 'ice';
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2020-05-09 19:09:14 +08:00
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const appConfig = {
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router: {
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+ type: 'browser',
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}
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};
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2020-10-20 14:04:37 +08:00
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runApp(appConfig);
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```
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线上运行时需要服务端支持,否则会出现刷新 404 问题,具体方案请参考社区文档:
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- [关于 react-router 的 browserHistory 模式](https://github.com/LoeiFy/Recordum/issues/15)
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- [react-router 之 HashRouter & BrowserRouter](https://zzugbb.github.io/passages/react-router%E9%97%AE%E9%A2%98/)
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2020-11-12 17:27:20 +08:00
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### 如何使用动态路由
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在某些场景下可能需要动态指定路由即 `/user/:id`,使用方式如下:
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路由配置:
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```ts
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import UserInfo from '@/pages/UserInfo';
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// src/routes.ts
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const routerConfig = [
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{
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path: '/user/:id',
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exact: true,
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component: UserInfo,
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}
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]
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```
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动态路由参数:
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```tsx
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import { useParams } from 'ice';
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export default = () => {
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const { id } = useParams();
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// console.log(id) // 123
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}
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```
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