# VariableStorageBehaviour

Class in [Yarn.Unity](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity)

Inherits from `MonoBehaviour`

## Summary

A `MonoBehaviour` that a [DialogueRunner](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.dialoguerunner) uses to store and retrieve variables.

```csharp
public abstract class VariableStorageBehaviour : MonoBehaviour, Yarn.IVariableStorage
```

## Remarks

This abstract class inherits from `MonoBehaviour` , which means that subclasses of this class can be attached to `GameObject` s.

## Methods

| Name                                                                                                                                                                 | Description                                                                                   |
| -------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------- |
| [Clear()](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.clear)                      |                                                                                               |
| [Contains(string)](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.contains)          | Returns a boolean value representing if a particular variable is inside the variable storage. |
| [SetValue(string,bool)](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.setvalue-3)   |                                                                                               |
| [SetValue(string,float)](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.setvalue-2)  |                                                                                               |
| [SetValue(string,string)](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.setvalue-1) |                                                                                               |
| [TryGetValue(string,T)](https://docs.yarnspinner.dev/2.0/api/csharp/yarn.unity/yarn.unity.variablestoragebehaviour/yarn.unity.variablestoragebehaviour.trygetvalue)  |                                                                                               |