how to upload image in angular 8 code example

Example 1: angular image upload

<label class="image-upload-container btn btn-bwm">
  <span>Select Image</span>
  <input #imageInput
         type="file"
         accept="image/*"
         (change)="processFile(imageInput)">
</label>

Example 2: angualar image upload service

postFile(fileToUpload: File): Observable<boolean> {
    const endpoint = 'your-destination-url';
    const formData: FormData = new FormData();
    formData.append('fileKey', fileToUpload, fileToUpload.name);
    return this.httpClient
      .post(endpoint, formData, { headers: yourHeadersConfig })
      .map(() => { return true; })
      .catch((e) => this.handleError(e));
}