How to post a string in the body of a post request with Angular 4.3 HttpClient?

Question

We\'ve got a .net WebAPI which looks for a filepath string in the body of a post request and returns the corresponding image. I\'m struggling to successfully pass a string t

Answer 1

You can get the path from query by removing [fromBody] attribute

public HttpResponseMessage ImagesFromPaths(HttpRequestMessage request, string path)

and in post send path in post request ${apiUrl}/${path}:

return this.http.post(
  `${apiUrl}/${path}`,
  { headers: new HttpHeaders({
    'Content-Type': 'application/json',
  }), responseType: 'blob',
  })