# Please help with another special regular expression

**URL:** https://community.mp3tag.de/t/please-help-with-another-special-regular-expression/10938
**Category:** Support
**Created:** [October 13, 2010, 8:12am UTC](https://community.mp3tag.de/t/please-help-with-another-special-regular-expression/10938 "2010-10-13T08:12:04Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![DetlevD](https://community.mp3tag.de/user_avatar/community.mp3tag.de/detlevd/32/123_2.png) [@DetlevD](https://community.mp3tag.de/u/DetlevD)
#### Post date: [October 24, 2010, 3:35pm UTC](https://community.mp3tag.de/t/please-help-with-another-special-regular-expression/10938/3 "2010-10-24T15:35:22Z")

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> [@globetrotters1](#):
>
> where are the 'Regular Expression Geeks', who can help??🙂

A club-mate always says, if you are looking for a helping hand, then look at the end of your arm.

Regex: Roman numerals in uppercase  
[Regular Expressions](https://community.mp3tag.de/t/521/32)

Converting roman to arabic number and vice versa, - implemented as action groups -  
[Converting roman to arabic number and vice versa](https://community.mp3tag.de/t/4565/1)

All music related knowledge stuff is up to you.  
G flat = Ges  
G sharp = Gis  
English B = German H  
[http://en.wikipedia.org/wiki/Note](http://en.wikipedia.org/wiki/Note)

"Elimination of same string elements on repeated occurrences"  
This might be possible by tricky usage of Mp3tag export scripting language, but never did it before, so the current status of this wish will be "impossible" further on.

DD.20101024.1935.CEST

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