---
nav-title: "data/observable How-To"
title: "observable"
environment: nativescript
description: "Examples for using data/observable"
previous_url: /ApiReference/data/observable/HOW-TO
---
# Observable
Using Observable objects requires the "data/observable" module.
{%snippet observable-require%}

### Creating an Observable
{%snippet observable-creating%}

### Responding to property changes
{%snippet observable-property-change%}