/**
 * Upper-cases the first letter of a string.
 */
export declare const upperCaseFirstChar: (str: string) => string;
/**
 * Pads a string to a certain length with spaces.
 */
export declare const padString: (str: string, length: number) => string;
/**
 * Pads a number to a certain length with zeros.
 */
export declare const padNumber: (number: number, length: number) => string;