/**
 * @public
 * @function camelToUnderline
 * @param {string} str
 * @returns {string}
 */
export declare const camelToUnderline: (str: string) => string;
/**
 * @public
 * @function underlineToCamel
 * @param {string} str
 * @returns {string}
 */
export declare const underlineToCamel: (str: string) => string;