import { IMeasure } from '../types';
export type lengthSystems = 'metric' | 'imperial';
export type lengthUnits = 'mm' | 'cm' | 'm' | 'km' | 'in' | 'hand' | 'ft' | 'ft-us' | 'yd' | 'fur' | 'fath' | 'mi' | 'nMi';
export declare const length: IMeasure<lengthSystems, lengthUnits>;