/**
 * Returns the value of a query string paramter of the current url if exists, undefined otherwise.
 * @param key The name of the parameter
 * @returns The value or undefined
 */
export declare function getQueryStringValue(key: string, searchInHash?: boolean): string;
export declare function addMinutes(date: any, minutes: any): Date;
/**
 * Decodes a JWT token
 * @param token The JWT token
 * @returns The decoded token
 */
export declare function decodeToken(token: string): any;