@algorithm.ts/roman NPM

This package is written to support the mutual conversion between Roman numerals and Arabic numerals.

Install

npm
```
npm install --save @algorithm.ts/roman
```
yarn
```
yarn add @algorithm.ts/roman
```

Usage

int2roman: Convert an Arabic numeral into a Roman numeral representation.

import { int2roman } from '@algorithm.ts/roman'

int2roman(1)    // => 'I'
int2roman(4)    // => 'IV'
int2roman(9)    // => 'IX'
int2roman(1437) // => 'MCDXXXVII'
int2roman(3999) // => 'MMMCMXCIX'

// Out of range
int2roman(4000) // => An TypeError will be thrown

roman2int: Convert an Roman numeral into a Arabic numeral representation.

import { roman2int } from '@algorithm.ts/roman'

roman2int('I')          // => 1
roman2int('IV')         // => 4
roman2int('IX')         // => 9
roman2int('MCDXXXVII')  // => 1437
roman2int('MMMCMXCIX')  // => 3999