API 参考手册
API > @angular/router

RouterState

Represents the state of the router.

查看"说明"...

      
      interface RouterState extends Tree {
  snapshot: RouterStateSnapshot
  toString(): string
}

说明

RouterState is a tree of activated routes. Every node in this tree knows about the "consumed" URL segments, the extracted parameters, and the resolved data.

属性

属性说明
snapshot: RouterStateSnapshot

The current snapshot of the router state

方法

toString()

toString(): string
      
      toString(): string
参数

没有参数。

返回值

string

使用说明

Example

@Component({templateUrl:'template.html'}) class MyComponent { constructor(router: Router) { const state: RouterState = router.routerState; const root: ActivatedRoute = state.root; const child = root.firstChild; const id: Observable<string> = child.params.map(p => p.id); //... } }
      
      @Component({templateUrl:'template.html'})
class MyComponent {
  constructor(router: Router) {
    const state: RouterState = router.routerState;
    const root: ActivatedRoute = state.root;
    const child = root.firstChild;
    const id: Observable<string> = child.params.map(p => p.id);
    //...
  }
}

See ActivatedRoute for more information.