export default class Utils {
    /**
     * Calculates a simple hash of the specified string, much like usual Java implementations.
     * @param str The string to compute has for
     * @return {number}
     */
    static getStringHash(str: any): number;
    /**
     * Wraps passed object into new array if it is not array already.
     * @param object_or_array An object or array.
     * @returns {*} New array containing passed object or passed array.
     */
    static asArray(object_or_array: any): any;
    static findQuestionById(id: any, question: any, reflexive: any, asserted: any, transitive: any): any;
    /**
     * Finds the first key in an array of objects that matches any of the specified keys.
     *
     * @param {Object[]} objectList - The array of objects to search through.
     * @param {string[]} keysToCheck - An array of keys to check in each object.
     * @returns {?string} - The first key that exists in any of the objects, or null if none are found.
     */
    static findKeyInObjects(objectList: Object[], keysToCheck: string[]): string | null;
    /**
     * Checks whether the feedback for option questions is enabled in the options.
     * @param options
     * @returns {*|boolean}
     */
    static isOptionQuestionFeedbackEnabled(options: any): any | boolean;
}