Now that we know how to pass in optional query parameters to a route, let’s see how to access these values on the resulting routes. TheActivatedRouteclass has aqueryParamsproperty that returns an observable of the query parameters that are available in the current URL. Given the following rou...
然后,在app.routing.ts中,我们需要从@angular/router中导入Routes和RouterModule。路由器包括诸如RouterOutlet,RouterLink和RouterLinkActive这样的指令,一个RouterModule服务和Routes的配置。 tag with the href attribute that is to be added to the head tag in the index file, considering that the app folder i...
Route 定义单个路由的配置对象,一组routes 数组中,单条route 对象的配置,将给定URL与每一个路由进行匹配 interface Route { // 配合的路径,`**` 通配符能与任何URL匹配,`/*` 根路径,也称之为绝对路径 path?: string // 路径匹配策略,
您的路线需要如下所示: const routes: Routes = [ {path: '', component: LoginComponent, children: [ { path: '', component: AuthComponent }, { path: 'signup/activate/:id', component: SignupConfirmComponent}]}]; 注意path: 'signup/activate/:id'行 然后使链接看起来像这样:https://myapp/...
─ src/ │ ├── app/ │ │ ├── app.component.html │ │ ├── app.component.css │ │ ├── app.component.spec.ts │ │ ├── app.component.ts │ │ ├── app.config.ts │ │ └── app.routes.ts │ ...
无论如何,当我们在调试器中打开Pause on caught exceptions功能时,就会在Angular框架中捕获这个错误: Cannot resolve all parameters for..." } } forwardRef所做的工作,就是接收一个函数作为参数,然后返回一个class,因为这个函数并不是立即被调用的,而是在NameService声明之后才会安全地返回NameService...小结这个...
initial set of routes are. Lazy loaded modules which have invalid Route configs will now error. Note that this is only done in dev mode so there is no production impact of this change. - When a guard returns a `UrlTree`, the router would previously schedule ...
正则路由参数不能是可选的或贪婪的。(原:Route parameters with regular expressions can't be optional or greedy) 查询参数(uery Parameters) 你也可以用问号的形式指出查询参数:(You can also specify parameters as query parameters, following a '?':) ...
: string) { if (middleName) return firstName + " " + middleName + " " + lastName; else return firstName + " " + lastName; } //ignored optional parameter middleName var customer1 = customerName("Rajesh", "Gunasundaram"); //error, supplied too many parameters var customer2 = ...
forRoot(routes: Routes, config?: ExtraOptions) : ModuleWithProviders 为什么叫forRoot呢?因为这个路由定义是应用在应用根部的,你可能猜到了还有一个工厂方法叫forChild,后面我们会详细讲。接下来我们看一下forRoot接收的参数,参数看起来是一个数组,每个数组元素是一个{path: 'xxx', component: XXXComponent}这个样...