Package org.miaixz.bus.core.math

Class RomanNumberFormatter

java.lang.Object

org.miaixz.bus.core.math.RomanNumberFormatter

public class RomanNumberFormatter
extends Object

数字和罗马数字转换

Since:

Java 17+

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor	Description
RomanNumberFormatter()

Method Summary

Modifier and Type	Method	Description
static String	intToRoman(int num)	整数转罗马数字 限制：[1,3999]的正整数 I 1 V 5 X 10 L 50 C 100 D 500 M 1000
static int	romanToInt(String roman)	罗马数字转整数

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

RomanNumberFormatter

public RomanNumberFormatter()

Method Details

intToRoman

public static String intToRoman(int num)

整数转罗马数字 限制：[1,3999]的正整数

• I 1
• V 5
• X 10
• L 50
• C 100
• D 500
• M 1000

Parameters:

num - [1,3999]的正整数

Returns:

罗马数字

romanToInt

public static int romanToInt(String roman)

罗马数字转整数

Parameters:

roman - 罗马字符

Returns:

整数

Throws:

IllegalArgumentException - 如果传入非罗马字符串，抛出异常