Roman Numerals

Composer package for conversion between integer values and roman numerals., _(*1)

Handles numbers from 0 to 3999. For 0 the string 'nulla' is used., _(*2)

Installation

To add this package as a dependency to your project, simply add a dependency on komakino/roman-numerals to your project's composer.json file., _(*3)

    {
        "require": {
            "komakino/roman-numerals": "*"
        }
    }

Usage

use Komakino\RomanNumerals\RomanNumerals;

$roman   = RomanNumerals::to(2016);       // returns 'MMXVI'
$integer = RomanNumerals::from('DCLXVI'); // returns 666

Public static methods

string to($integer), _(*4)
- Converts integer to roman numerals
- If integer is negativ, an OutOfBoundsException is thrown
- If integer is larger or equal to 4000, an OutOfBoundsException is thrown
string from($string), _(*5)
- Converts roman numerals to integer
- If string contains illegal characters, an InvalidArgumentException is thrown