angular-httpclient

问题 I'm trying to make a massive delete, in order to do that I have an Array<number> of the ids I want to delete. I can't pass this array as a parameter to the method this._httpService.delete(uri,options) . The type of _httpService is Http . So I'm looping the array and inside the loop I'm making single calls, but each call is async and I have certain logic to run when the loop ends. 回答1: Actually you can send the id array in the body of a DELETE request, according to this answer, like so: http

问题 I'm trying to make a massive delete, in order to do that I have an Array<number> of the ids I want to delete. I can't pass this array as a parameter to the method this._httpService.delete(uri,options) . The type of _httpService is Http . So I'm looping the array and inside the loop I'm making single calls, but each call is async and I have certain logic to run when the loop ends. 回答1: Actually you can send the id array in the body of a DELETE request, according to this answer, like so: http

问题 I'm trying to make a massive delete, in order to do that I have an Array<number> of the ids I want to delete. I can't pass this array as a parameter to the method this._httpService.delete(uri,options) . The type of _httpService is Http . So I'm looping the array and inside the loop I'm making single calls, but each call is async and I have certain logic to run when the loop ends. 回答1: Actually you can send the id array in the body of a DELETE request, according to this answer, like so: http

问题 I'm trying to make a massive delete, in order to do that I have an Array<number> of the ids I want to delete. I can't pass this array as a parameter to the method this._httpService.delete(uri,options) . The type of _httpService is Http . So I'm looping the array and inside the loop I'm making single calls, but each call is async and I have certain logic to run when the loop ends. 回答1: Actually you can send the id array in the body of a DELETE request, according to this answer, like so: http

问题 For my application I have created the following HttpInterceptor . Is there a way to return an altered version of the response to the request subscribers from here? import { Injectable } from '@angular/core'; import { HttpRequest, HttpResponse, HttpErrorResponse, HttpHandler, HttpEvent, HttpInterceptor } from '@angular/common/http'; import { Observable } from 'rxjs/Observable'; import { Router } from '@angular/router'; @Injectable() export class RequestInterceptor implements HttpInterceptor {

问题 Taking example of HeroService from angular documentation. Below is a POST method in HeroService addHero (hero: Hero): Observable<Hero> { return this.http.post<Hero>(this.heroesUrl, hero, httpOptions) .pipe( catchError(this.handleError('addHero', hero)) ); } We can see that every time addHero is called a new Observable is returned. Ok now here is the service call from HeroComponent this.heroesService .addHero(newHero) .subscribe(hero => this.heroes.push(hero)); Now In my component this add

问题 I'm trying to understand this issue i had for days now, so i want to send a post request with username and password using angular 7 to a nodejs rest api for authentication but it sends an empty body here is the login method in authservice.ts: login(username: string, password: string): Observable<any> { let httpOptions = { headers: new HttpHeaders({ 'Content-Type': 'application/json', 'Accepts': 'application/json' }) }; return this.http.post<any>( `${this.HOST_DOMAINE}/bo/api/authenticate`, {

问题 I have a component that relies on an API response for its content. I have set up the resolver but it still returns before my data is ready. How can I make my pull_categories() function wait until the response body is received and then return? Rather than returning an empty object because it won't wait or even call it in my case below. service.ts private _categories = []; constructor(private http: HttpClient) { } pull_categories() { this.http.post('https://myapi.com/something', null)

问题 I'm using the HttpInterceptor in Angular 6, and trying to built a refresh token mechanisim: When httpClient request get's 401 status code (unauthorised) the HttpInterceptor will create a request that will refresh the token, it will update the headers of the first request and call it again with the new token. The code is working until the stage that I need to recall the original request again with the new token that got from the refresh token request. This is my code: export class

问题 How to utilize Angular HTTPClient's progress event to show progress in percentage of Get request which does not necessarily a file request? Currently HTTPClient's progress event fires after request completion. I am hoping to work with Content-Length at back end and determine percentage of content loaded at front end. I am loading a large amount of rows for a grid and need to show incremental progress on UI. Is it possible? 回答1: I know this question is older but, i stumbled upon this while