ActivatedRoute

包含与当前组件相关的路由信息。ActivatedRoute 也可用于遍历路由器的状态树。

Contains the information about a route associated with a component loaded in an outlet. An ActivatedRoute can also be used to traverse the router state tree.

查看"说明"...

      
      
  1. interface ActivatedRoute {
  2. snapshot: ActivatedRouteSnapshot
  3. url: Observable<UrlSegment[]>
  4. params: Observable<Params>
  5. queryParams: Observable<Params>
  6. fragment: Observable<string>
  7. data: Observable<Data>
  8. outlet: string
  9. component: Type<any> | string | null
  10. routeConfig: Route | null
  11. root: ActivatedRoute
  12. parent: ActivatedRoute | null
  13. firstChild: ActivatedRoute | null
  14. children: ActivatedRoute[]
  15. pathFromRoot: ActivatedRoute[]
  16. paramMap: Observable<ParamMap>
  17. queryParamMap: Observable<ParamMap>
  18. toString(): string
  19. }

说明

@Component({...}) class MyComponent { constructor(route: ActivatedRoute) { const id: Observable<string> = route.params.map(p => p.id); const url: Observable<string> = route.url.map(segments => segments.join('')); // route.data includes both `data` and `resolve` const user = route.data.map(d => d.user); } }
      
      @Component({...})
class MyComponent {
  constructor(route: ActivatedRoute) {
    const id: Observable<string> = route.params.map(p => p.id);
    const url: Observable<string> = route.url.map(segments => segments.join(''));
    // route.data includes both `data` and `resolve`
    const user = route.data.map(d => d.user);
  }
}
    

属性

属性说明
snapshot: ActivatedRouteSnapshot

本路由此刻的快照

The current snapshot of this route

url: Observable<UrlSegment[]>

一个 Observable,表示与当前路由匹配的 URL 段

An observable of the URL segments matched by this route

params: Observable<Params>

一个 Observable,表示当前路由范围内的矩阵参数(;

An observable of the matrix parameters scoped to this route

queryParams: Observable<Params>

一个 Observable,表示所有路由共享的查询参数(?

An observable of the query parameters shared by all the routes

fragment: Observable<string>

一个 Observable,表示由所有路由共享的 URL 片段(#

An observable of the URL fragment shared by all the routes

data: Observable<Data>

一个 Observable,表示该路由的静态数据和解析出的数据。

An observable of the static and resolved data of this route.

outlet: string

本路由对应的出口名,是个常量

The outlet name of the route. It's a constant

component: Type<any> | string | null

本路由对应的组件,是个常量

The component of the route. It's a constant

routeConfig: Route | null 只读

用于匹配本路由的配置项

The configuration used to match this route

root: ActivatedRoute 只读

路由器状态树的根节点

The root of the router state

parent: ActivatedRoute | null 只读

在路由器状态树中,当前路由的父路由

The parent of this route in the router state tree

firstChild: ActivatedRoute | null 只读

在路由器状态树中,当前路由的第一个子路由

The first child of this route in the router state tree

children: ActivatedRoute[] 只读

在路由器状态树中,当前路由的所有子路由

The children of this route in the router state tree

pathFromRoot: ActivatedRoute[] 只读

在路由器状态树中从根节点开始到当前路由的完整路径

The path from the root of the router state tree to this route

paramMap: Observable<ParamMap> 只读
queryParamMap: Observable<ParamMap> 只读

方法

toString(): string
      
      toString(): string
    
参数

没有参数。

返回值

string