export declare class SortingService {
    constructor();
    /**
     * Reverses an array
     */
    reverseArray(value: Array<any>): Array<any>;
    /**
     * Compares value by value and sorts in alphabetical order using the provided key
     * optionally, you can have the array returned to you in reversed order by setting the reversed parameter to 'true'
     */
    keySortByAlphabetical<T extends object>(value: Array<T>, sortKey: keyof T, reversed?: boolean): Array<T>;
}