export declare class EqualityHelperService {
    areEqual(value1: string | any[] | object | null | undefined, value2: string | any[] | object | null | undefined): boolean;
    private oneValueIsStringAndTheOtherIsArray;
    private bothValuesAreObjects;
    private bothValuesAreStrings;
    private bothValuesAreArrays;
    private valueIsString;
    private valueIsObject;
    private arraysEqual;
}