# Is there a way to use function syntax in actions?

**URL:** https://community.mp3tag.de/t/is-there-a-way-to-use-function-syntax-in-actions/56223
**Category:** Support
**Created:** [February 5, 2022, 10:17pm UTC](https://community.mp3tag.de/t/is-there-a-way-to-use-function-syntax-in-actions/56223 "2022-02-05T22:17:06Z")
**Posts on this page:** 1
**Showing post:** 2

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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: [February 6, 2022, 7:14am UTC](https://community.mp3tag.de/t/is-there-a-way-to-use-function-syntax-in-actions/56223/2 "2022-02-06T07:14:42Z")

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To use $replace for several fields in one action, see

> [@Using TAG in actions/combining actions for different tags](https://community.mp3tag.de/t/using-tag-in-actions-combining-actions-for-different-tags/42419/3):
>
> You cannot define an exception. You can only define a list (which is a fairly strange approach): Instead of using the prefab actions for case conversion, format value, replace etc. you use an action of the type "Guess value". The basic approach with this action is that you first join all fields and treat them with the function that you want to apply multiple times and then you split them again, e.g.: Guess value Source: $replace('%title% === %ALBUM%','[','(',']',')') Target: %title% === %a…

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