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# SaveToPlayerPrefs(string)

Method in [InMemoryVariableStorage](/2.0/api/csharp/yarn.unity/yarn.unity.inmemoryvariablestorage.md)

## Summary

Serialize all variables to JSON, then save data to Unity's built-in PlayerPrefs under playerPrefsKey parameter.

```csharp
public void SaveToPlayerPrefs(string playerPrefsKey)
```

## Parameters

| Name                    | Description |
| ----------------------- | ----------- |
| `string` playerPrefsKey |             |