# \[F\] $eql() function case-sensitivity

**URL:** https://community.mp3tag.de/t/f-eql-function-case-sensitivity/12112
**Category:** Fixed Bugs
**Tags:** bug-fixed
**Created:** [June 7, 2011, 3:20pm UTC](https://community.mp3tag.de/t/f-eql-function-case-sensitivity/12112 "2011-06-07T15:20:00Z")
**Posts on this page:** 1
**Showing post:** 7

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### Author: ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)
#### Post date: [November 27, 2014, 5:36pm UTC](https://community.mp3tag.de/t/f-eql-function-case-sensitivity/12112/7 "2014-11-27T17:36:25Z")

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> [@DetlevD](#):
>
> Hmm, this works for me ...
> 
> $if($eql('abc ä xyz','abc ä xyz'),'yes','no')' - '$if($eql('abc ä xyz','abc Ä xyz'),'yes','no')  
> Result : "yes - no"
> 
> DD.20141127.1913.CET

Then there must be something wrong which I cannot identify - please see the description in this thread:  
[[F] $eql() scheint Schreibweise zu ignorieren](https://community.mp3tag.de/t/16360/1)

It may be that it works with string constants but for some inexplicable reason it does not work with variables and the $upper function.

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_[View the full topic](https://community.mp3tag.de/t/f-eql-function-case-sensitivity/12112)._