Filter functions of Autocomplete Component

autocomplete.ts

  getCars(name): Observable<any> {
   //Here we perrform the simple call to filter function. You can also call to API here for the desired result.
   
    return of(this.filterCars(name)) //used `of` to convert array to Observable
    //return this.http.post("url", data, {headers})  //to get the result from API use this line
  }

  filterCars(name) {
    return this.cars.filter((val) => val.toLowerCase().includes(name.toLowerCase()) == true )
  }