對不起,這個問題可能已經被問到。但是我試圖弄清楚我做錯了什麼,這已經過去了幾個小時。我想在父級內顯示一個子組件。但到目前爲止,我還沒有成功。路由兒童組件角
routing.module.ts
import { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { RouterModule, Routes } from '@angular/router';
import ...
const routes: Routes = [
{ path: 'utilisateurs', component: UtilisateurComponent },
{ path: 'classifications', component: ClassificationComponent ,
children: [
{ path: '', redirectTo: 'ajouter', pathMatch: 'full'},
{ path: 'ajouter', component: <any> 'AjouterClassificationComponent'}
]
}
]
@NgModule({
imports: [
RouterModule.forRoot(routes),
// RouterModule.forChild(routes),
CommonModule
],
exports:[ RouterModule ]
//declarations: []
})
export class RoutingModule { }
組件
import {Component, OnInit, Input} from '@angular/core';
import {AppService} from "../../app-service.service";
import { Location } from "@angular/common";
import { Router, ActivatedRoute } from '@angular/router';
@Component({
selector: 'app-classification',
templateUrl: './classification.component.html',
styleUrls: ['./classification.component.css']
})
export class ClassificationComponent implements OnInit {
constructor(
private appService: AppService,
private location: Location,
private route: ActivatedRoute,
private router: Router
) {}
ngOnInit(): void{
this.appService.getClassifications()
.then(classifications => this.classifications = classifications)
}
ouvrirFormulaireClassification(): void{
//this.afficherFormulaireClassification = true;
this.router.navigate(['ajouter']);
}
}
我的HTML模板
<br/>
<!--<a routerLink="['ajouter']">
<input type="submit" value="Ajouter une classification"/>
</a>-->
<button (click)="ouvrirFormulaireClassification()">Ajouter une classification</button><br/>
</form>
並在瀏覽器控制檯,我有這樣的錯誤很長的名單
error_handler.js:54 EXCEPTION: Uncaught (in promise): Error: No component factory found for AjouterClassificationComponent. Did you add it to @NgModule.entryComponents?
Error: No component factory found for AjouterClassificationComponent. Did you add it to @NgModule.entryComponents?
at NoComponentFactoryError.ZoneAwareError (http://localhost:4200/polyfills.bundle.js:7388:33)
at NoComponentFactoryError.BaseError [as constructor] (http://localhost:4200/vendor.bundle.js:31323:16)
at new NoComponentFactoryError (http://localhost:4200/vendor.bundle.js:31443:16)
at _NullComponentFactoryResolver.resolveComponentFactory (http://localhost:4200/vendor.bundle.js:31460:15)
at AppModuleInjector.CodegenComponentFactoryResolver.resolveComponentFactory (http://localhost:4200/vendor.bundle.js:31504:35)
at RouterOutlet.activate (http://localhost:4200/vendor.bundle.js:78010:49)
at ActivateRoutes.placeComponentIntoOutlet (http://localhost:4200/vendor.bundle.js:26177:16)
at ActivateRoutes.activateRoutes (http://localhost:4200/vendor.bundle.js:26144:26)
at http://localhost:4200/vendor.bundle.js:26080:58
at Array.forEach (native)
at ActivateRoutes.activateChildRoutes (http://localhost:4200/vendor.bundle.js:26080:29)
at ActivateRoutes.activateRoutes (http://localhost:4200/vendor.bundle.js:26145:26)
at http://localhost:4200/vendor.bundle.js:26080:58
at Array.forEach (native)
at ActivateRoutes.activateChildRoutes (http://localhost:4200/vendor.bundle.js:26080:29)
zone.js:522 Unhandled Promise rejection: No component factory found for AjouterClassificationComponent. Did you add it to @NgModule.entryComponents? ; Zone: angular ; Task: Promise.then ; Value:
NoComponentFactoryError {__zone_symbol__error: Error: No component factory found for AjouterClassificationComponent. Did you add it to @NgModule.en……}
Error: No component factory found for AjouterClassificationComponent. Did you add it to @NgModule.entryComponents?
at NoComponentFactoryError.ZoneAwareError (http://localhost:4200/polyfills.bundle.js:7388:33)
at NoComponentFactoryError.BaseError [as constructor] (http://localhost:4200/vendor.bundle.js:31323:16)
at new NoComponentFactoryError (http://localhost:4200/vendor.bundle.js:31443:16)
at _NullComponentFactoryResolver.resolveComponentFactory (http://localhost:4200/vendor.bundle.js:31460:15)
at AppModuleInjector.CodegenComponentFactoryResolver.resolveComponentFactory (http://localhost:4200/vendor.bundle.js:31504:35)
at RouterOutlet.activate (http://localhost:4200/vendor.bundle.js:78010:49)
at ActivateRoutes.placeComponentIntoOutlet (http://localhost:4200/vendor.bundle.js:26177:16)
at ActivateRoutes.activateRoutes (http://localhost:4200/vendor.bundle.js:26144:26)
at http://localhost:4200/vendor.bundle.js:26080:58
at Array.forEach (native)
at ActivateRoutes.activateChildRoutes (http://localhost:4200/vendor.bundle.js:26080:29)
at ActivateRoutes.activateRoutes (http://localhost:4200/vendor.bundle.js:26145:26)
at http://localhost:4200/vendor.bundle.js:26080:58
at Array.forEach (native)
at ActivateRoutes.activateChildRoutes (http://localhost:4200/vendor.bundle.js:26080:29)
有人幫我嗎?謝謝!
你必須標記'<路由器出口>路由器出口>'在你的父母模板,對吧? :) – Alex