# operator !=(ObjectIdentifier, ObjectIdentifier)

> Returns true if the ObjectIdentifiers are different.

## Definition

* **Type:** Operator
* **Namespace:** [UnityEditor.Build.Content](/engine/6000.6/script-reference/unityeditor/build/content.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public static bool operator !=(ObjectIdentifier a, ObjectIdentifier b)
```

### Parameters

**** (\[ObjectIdentifier]\(/engine/6000.6/script-reference/unityeditor/build/content/objectidentifier)): **** (\[ObjectIdentifier]\(/engine/6000.6/script-reference/unityeditor/build/content/objectidentifier)): 

### Returns

| Type                                                          | Description |
| ------------------------------------------------------------- | ----------- |
| [bool](https://learn.microsoft.com/dotnet/api/system.boolean) |             |

### Remarks

Internal use only. See [ObjectIdentifier](/engine/6000.6/script-reference/unityeditor/build/content/objectidentifier.md).