# BeginUpdating()

> Indicates that multiple IVariable will be changed and localized string should wait for PersistentVariablesSource.EndUpdate before updating. See PersistentVariablesSource.EndUpdating and PersistentVariablesSource.EndUpdate. Note: PersistentVariablesSource.BeginUpdating and PersistentVariablesSource.EndUpdating can be nested, PersistentVariablesSource.EndUpdate will only be called after the last PersistentVariablesSource.EndUpdating.

## Definition

* **Type:** Method
* **Namespace:** [Unity.SmartStrings.Extensions](/engine/6000.7/script-reference/unity/smartstrings/extensions.md)
* **Assembly:** UnityEngine.SmartStringsModule

```csharp
public static void BeginUpdating()
```