# Another call function from custom element question

**URL:** <https://discourse.aurelia.io/t/another-call-function-from-custom-element-question/1801>\
**Category:** Help Requests\
**Created:** [October 24, 2018, 8:27am UTC](https://discourse.aurelia.io/t/another-call-function-from-custom-element-question/1801 "2018-10-24T08:27:16Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![stevies](https://yyz1.discourse-cdn.com/flex027/user_avatar/discourse.aurelia.io/stevies/32/1039_2.png) [@stevies](https://discourse.aurelia.io/u/stevies)\
**Post date:** [October 24, 2018, 9:06am UTC](https://discourse.aurelia.io/t/another-call-function-from-custom-element-question/1801/3 "2018-10-24T09:06:00Z")

</div>

Thanks. That works. Still not exactly sure when I need to use `.call` - guessing I might need to do so if my callback function was a regular function:

```auto
callback() {}

```

rather than arrow function:

```auto
callback = () => {}

```

---

_[View the full topic](https://discourse.aurelia.io/t/another-call-function-from-custom-element-question/1801)._