目前的文档只讨论了获取路由参数,而不是实际的路由段。

例如,如果我想找到当前路由的父,这是怎么可能的?


当前回答

将Location注入组件并读取Location .path(); 你需要在某个地方添加ROUTER_DIRECTIVES,这样Angular才能解析Location。你需要在这个模块中添加import: [RouterModule]。

更新

在V3 (RC.3)路由器中,您可以注入ActivatedRoute,并使用它的snapshot属性访问更多细节。

constructor(private route:ActivatedRoute) {
  console.log(route);
}

or

constructor(private router:Router) {
  router.events.subscribe(...);
}

另见Angular 2的路由器事件侦听器

其他回答

将Location注入组件并读取Location .path(); 你需要在某个地方添加ROUTER_DIRECTIVES,这样Angular才能解析Location。你需要在这个模块中添加import: [RouterModule]。

更新

在V3 (RC.3)路由器中,您可以注入ActivatedRoute,并使用它的snapshot属性访问更多细节。

constructor(private route:ActivatedRoute) {
  console.log(route);
}

or

constructor(private router:Router) {
  router.events.subscribe(...);
}

另见Angular 2的路由器事件侦听器

给那些还在寻找这个的人。在Angular 2上。有几种方法。

constructor(private router: Router, private activatedRoute: ActivatedRoute){

   // string path from root to current route. i.e /Root/CurrentRoute
   router.url 

    // just the fragment of the current route. i.e. CurrentRoute
   activatedRoute.url.value[0].path

    // same as above with urlSegment[]
   activatedRoute.url.subscribe((url: urlSegment[])=> console.log(url[0].path))

   // same as above
   activatedRoute.snapshot.url[0].path

   // the url fragment from the parent route i.e. Root
   // since the parent is an ActivatedRoute object, you can get the same using 
   activatedRoute.parent.url.value[0].path
}

引用:

https://angular.io/docs/ts/latest/api/router/index/ActivatedRoute-interface.html https://angular.io/docs/ts/latest/api/router/index/Router-class.html https://angular.io/docs/ts/latest/guide/router.html

可以在.ts文件中使用

import { Route, Router, NavigationStart } from '@angular/router';

constructor(private router: Router) {}

this.router.events.subscribe(value => {
      if (value instanceof NavigationStart) {
        console.log(value) // your current route
      }
    });
import { Router, NavigationEnd } from "@angular/router";

constructor(private router: Router) {
  // Detect current route
  router.events.subscribe(val => {
    if (val instanceof NavigationEnd) {
      console.log(val.url);
    }
  });
}
this.router.events.subscribe((val) => {
   const currentPage = this.router.url; // Current page route
  const currentLocation = (this.platformLocation as any).location.href; // Current page url
});