# Ein Mixin einer Klasse in einem Plugin hinzufügen?

**URL:** <https://meta.discourse.org/t/adding-a-mixin-to-a-class-in-a-plugin/83905>\
**Category:** Development\
**Created:** [26. März 2018 um 20:30 UTC](https://meta.discourse.org/t/adding-a-mixin-to-a-class-in-a-plugin/83905 "2018-03-26T20:30:17Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![Osama](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/osama/32/98013_2.png) [@Osama](https://meta.discourse.org/u/Osama)\
**Post date:** [26. März 2018 um 21:57 UTC](https://meta.discourse.org/t/adding-a-mixin-to-a-class-in-a-plugin/83905/2 "2018-03-26T21:57:23Z")

</div>

I believe the `modifyClass` method accepts a mixin as an argument, so I’d try something like this:

```javascript
api.modifyClass("controller:create-account", FooValidation);

```

---

_[View the full topic](https://meta.discourse.org/t/adding-a-mixin-to-a-class-in-a-plugin/83905)._