/**
 * Capitalize first char of a word.
 *
 * If word is capitalized this will be lowercased then the first char will be capitalized.
 *
 * @param text text to be transformed.
 *
 * @returns Text with first char capitalized.
 */
export declare const capitalizeFirst: (text: string) => string;
/**
 * Generates a random string with given size length.
 *
 * @param length String length.
 *
 * @returns A random string.
 */
export declare const randomString: (length: number) => string;