[medium.com]-ngx-crud-05.ts

import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { CrudService } from 'ngx-crud';
import { RequestBody, ResponseBody } from './example.interface';

import { environment } from '@env';

@Injectable()
export class ExampleService extends CrudService<RequestBody, ResponseBody>
{
	protected apiUrl : string = environment.apiUrl;
	protected endpoint : string = environment.routes.example;

	findByIdArray(idArray : string[]) : Observable<ResponseBody[]>
	{
		return this.setParamArray('id', idArray).find();
	}
}