/**
 * Determine if a value is an empty string, array, object or falsy.
 * @param value Value to check.
 *
 * @returns True if the value is empty.
 */
export declare function isBlank<T>(value: T | T[]): boolean;
/**
 * Determine if a value is an empty string, array, object.
 * @param value Value to check.
 *
 * @returns True if the value is empty.
 */
export declare function isEmpty<T>(value: T | T[]): boolean;