/**
 * Generates a random integer between min and max, inclusive.
 * @param min - The minimum value.
 * @param max - The maximum value.
 * @returns A random integer between min and max.
 */
export declare function randomNumber(min: number, max: number): number;
/**
 * Generates a random string of a specified length.
 * @param length - The length of the string.
 * @returns A random string of the given length.
 */
export declare function randomString(length: number): string;
/**
 * Generates a random integer between min and max, inclusive.
 * @param min - The minimum value.
 * @param max - The maximum value.
 * @returns A random integer between min and max.
 */
export declare function getRandomInt(min: number, max: number): number;
/**
 * Generates a random float between min and max.
 * @param min - The minimum value.
 * @param max - The maximum value.
 * @returns A random float between min and max.
 */
export declare function getRandomFloat(min: number, max: number): number;
/**
 * Chooses a random element from an array.
 * @param arr - The array to choose from.
 * @returns A random element from the array.
 */
export declare function getRandomElement<T>(arr: T[]): T;
/**
 * Generates a random boolean value.
 * @returns A random boolean.
 */
export declare function randomBoolean(): boolean;
/**
 * Generates a random date between two given dates.
 * @param startDate - The start date.
 * @param endDate - The end date.
 * @returns A random date within the range.
 */
export declare function randomDate(startDate: Date, endDate: Date): Date;
/**
 * Generates a random hex color code.
 * @returns A random hex color code.
 */
export declare function randomColor(): string;
/**
 * Generates a random password with a specified length and optional complexity.
 * @param length - The length of the password.
 * @param includeSpecialChars - Whether to include special characters.
 * @returns A random password.
 */
export declare function randomPassword(length: number, includeSpecialChars?: boolean): string;
/**
 * Chooses a random item from an array with weighted probabilities.
 * @param items - Array of items with their weights.
 * @returns A randomly chosen item based on weights.
 */
export declare function randomWeightedItem<T>(items: {
    item: T;
    weight: number;
}[]): T;
/**
 * Selects a random winner from an array of participants.
 * @param participants - An array of participant names or objects.
 * @returns A randomly chosen participant.
 */
export declare function selectRandomWinner<T>(participants: T[]): T;
/**
 * Selects a specified number of random winners from an array of participants.
 * @param participants - An array of participant names or objects.
 * @param numberOfWinners - The number of winners to select.
 * @returns An array of randomly chosen winners.
 */
export declare function selectMultipleWinners<T>(participants: T[], numberOfWinners: number): T[];
/**
 * Selects a random winner from an array of participants with weights.
 * @param participants - An array of participants with weights.
 * @returns A randomly chosen participant based on weights.
 */
export declare function selectWeightedWinner<T>(participants: {
    item: T;
    weight: number;
}[]): T;
/**
 * Generates a random date between two dates.
 * @param startDate - The start date of the range.
 * @param endDate - The end date of the range.
 * @returns A random date within the specified range.
 */
export declare function getRandomDate(startDate: Date, endDate: Date): Date;
/**
 * Generates a random hex color code.
 * @returns A random hex color code.
 */
export declare function getRandomHexColor(): string;
/**
 * Generates a random password with custom rules.
 * @param length - The length of the password.
 * @param options - Custom options for the password.
 * @returns A random password meeting the specified rules.
 */
export declare function generateCustomPassword(length: number, options?: {
    includeUppercase?: boolean;
    includeNumbers?: boolean;
    includeSymbols?: boolean;
}): string;
/**
 * Generates a random number based on a Gaussian distribution.
 * @param mean - The mean of the distribution.
 * @param stddev - The standard deviation of the distribution.
 * @returns A random number following a Gaussian distribution.
 */
export declare function getRandomGaussian(mean: number, stddev: number): number;