import { HttpParams } from '@angular/common/http';
import { Params } from '@angular/router';
/**
 * Creates an instance of HttpParams filled with given #params
 * @param params An Object containing key-value-pairs that should be transferred to HttpParams
 * @param arrayAsArray A switch to change encoding of array-like values.
 *        You can choose between the default 'list=a,b,c' (false) or 'list[]=a&list[]=b&list[]=c' (true) encoding.
 * @returns An instance of HttpParams with the same key-value-pairs as delivered by #params
 */
export declare function createHttpParams(params: Params, arrayAsArray?: boolean): HttpParams;