# Common change handler

**URL:** <https://discourse.aurelia.io/t/common-change-handler/3736>\
**Category:** Uncategorized\
**Created:** [August 26, 2020, 10:33am UTC](https://discourse.aurelia.io/t/common-change-handler/3736 "2020-08-26T10:33:43Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![bigopon](https://yyz1.discourse-cdn.com/flex027/user_avatar/discourse.aurelia.io/bigopon/32/18_2.png) [@bigopon](https://discourse.aurelia.io/u/bigopon)\
**Post date:** [August 26, 2020, 12:09pm UTC](https://discourse.aurelia.io/t/common-change-handler/3736/2 "2020-08-26T12:09:51Z")

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Yes, we have `propertyChanged(...)`, you can have a read more here [Difference between @observable and @bindable](https://discourse.aurelia.io/t/difference-between-observable-and-bindable/400)

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