/**
 * Make first letter uppercase.
 *
 * @param	input The input string to convert.
 * @returns	The processed string.
 */
declare const ucFirst: (input: string) => string;
/**
 * Make first letter lowercase.
 *
 * @param	input The input string to convert.
 * @returns	The processed string.
 */
declare const lcFirst: (input: string) => string;
/**
 * Convert string to camelCase.
 *
 * @param input The input string to convert.
 * @returns The converted string to camelCase.
 */
declare const toCamelCase: (input: string) => string;
/**
 * Convert string to kebab-case string.
 *
 * @param input The input string to convert.
 * @returns The converted string to kebab-case.
 */
declare const toKebabCase: (input: string) => string;
/**
 * Stringify value.
 *
 * @param	input The value to stringify.
 * @returns	The stringified `input`.
 */
declare const stringifyValue: (input?: any) => string;
/**
 * Parse stringified value.
 *
 * @param	input The value to parse.
 * @returns	The parsed `input`.
 */
declare const parseValue: <T>(input?: string) => T | undefined;
/**
 * Add leading character to a string.
 *
 * The given `input` won't be modified if it already contains the given `character`.
 *
 * @param	input		The string to process.
 * @param	character	The character to add.
 * @param	search		( Optional ) A custom search expression. Default `character`.
 *
 * @returns	The given string with leading character.
 */
declare const addLeadingCharacter: (input: string, character: string, search?: string | RegExp) => string;
/**
 * Remove leading character from a string.
 *
 * @param	input		The string to process.
 * @param	character	The character to remove.
 *
 * @returns	The given string with leading character removed.
 */
declare const removeLeadingCharacter: (input: string, character: string | RegExp) => string;
/**
 * Add trailing character to a string.
 *
 * The given `input` won't be modified if it already contains the given `character`.
 *
 * @param	input		The string to process.
 * @param	character	The character to add.
 * @param	search		( Optional ) A custom search expression. Default `character`.
 *
 * @returns	The given string with trailing character.
 */
declare const addTrailingCharacter: (input: string, character: string, search?: string | RegExp) => string;
/**
 * Remove trailing character from a string.
 *
 * @param	input		The string to process.
 * @param	character	The character to remove.
 *
 * @returns	The given string with trailing character removed.
 */
declare const removeTrailingCharacter: (input: string, character: string | RegExp) => string;

export { addLeadingCharacter, addTrailingCharacter, lcFirst, parseValue, removeLeadingCharacter, removeTrailingCharacter, stringifyValue, toCamelCase, toKebabCase, ucFirst };