/**
 * Created: 2025-04-21 by Marco Trinastich
 */
export declare class Utilities {
    /**
     * Assigns default properties to an object.
     * @param target The target object to assign defaults to.
     * @param defaults The default properties to apply.
     * @returns The target object with defaults applied.
     */
    static defaults<T extends object>(target: T, defaults: Partial<T>): T;
    /**
     * Checks if a value is undefined.
     * @param value The value to check.
     * @returns True if the value is undefined, false otherwise.
     */
    static isUndefined(value: any): boolean;
    /**
     * Checks if a value is in a collection (array, string, or object).
     * @param collection The collection to search.
     * @param value The value to search for.
     * @returns True if the value is found, false otherwise.
     */
    static includes(collection: any, value: any): boolean;
}