# ValueChanged

> Raised when the variable's value changes, or when it otherwise needs to trigger an update to any localized string currently using it.

## Definition

* **Type:** Event
* **Namespace:** [Unity.SmartStrings.PersistentVariables](/engine/6000.7/script-reference/unity/smartstrings/persistentvariables.md)
* **Assembly:** UnityEngine.SmartStringsModule

```csharp
event Action<IVariable> ValueChanged
```