Angular 角度4中的app.module.ts出错
我正在Angular 4中开发一个树状视图控件,我在app.module.ts中遇到的提供者如下Angular 角度4中的app.module.ts出错,angular,Angular,我正在Angular 4中开发一个树状视图控件,我在app.module.ts中遇到的提供者如下 import { NgModule, ErrorHandler, Injector } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { Router, ActivatedRoute } from '@angular/router'; import { AppCompon
import { NgModule, ErrorHandler, Injector } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { Router, ActivatedRoute } from '@angular/router';
import { AppComponent } from './app/app.component';
import { Observable } from 'rxjs/Observable';
import { TreeView } from './treeview/tree-view.directive';
import { TreeViewComponent } from './treeview/tree-view.component';
import { HttpModule } from '@angular/http';
import { AppRouteModule } from './app/app.routing';
@NgModule({
imports: [BrowserModule, HttpModule, AppRouteModule],
declarations: [AppComponent, TreeViewComponent, TreeView],
bootstrap: [AppComponent],
providers: [
{
provide: Http,
useFactory: (xhrBackend: XHRBackend, requestOptions: RequestOptions, router: Router) =>
new HttpInterceptor(xhrBackend, requestOptions, router),
deps: [XHRBackend, RequestOptions, Router]
}
]
})
我在VisualStudio2017的提供者部分的Http、XHRBackend、RequestOptions和HttpInterceptor上看到了红色的曲线
我已经添加了HttpModule,但它仍然抛出错误
非常感谢您的帮助。您需要导入
import { RequestOptions, Http , XHRBackend } from '@angular/http';
import { HttpInterceptor } from './interceptors/HttpInterceptor';
谢谢现在,它只针对RequestOptions和XHRBackend进行解析。如何解析Http和HttpInterceptor?HttpInterceptor是我们在其他文件夹中创建的文件吗?让我们看看。请查看聊天。