# PackedComponent

> Represents a packed component within an EntityChangeSet

## Definition

* **Type:** Struct
* **Namespace:** [Unity.Entities](/engine/7000.0/script-reference/unity/entities.md)
* **Assembly:** UnityEngine.EntitiesModule

```csharp
public struct PackedComponent
```

## Fields

| Value                                                                                                    | Description                                                                                                                                               |
| -------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [PackedEntityIndex](/engine/7000.0/script-reference/unity/entities/packedcomponent/packedentityindex.md) | Entity index in the packed entities array. [EntityChangeSet.Entities](/engine/7000.0/script-reference/unity/entities/entitychangeset/entities.md)         |
| [PackedTypeIndex](/engine/7000.0/script-reference/unity/entities/packedcomponent/packedtypeindex.md)     | Type index in the packed stableTypeHash array. [EntityChangeSet.TypeHashes](/engine/7000.0/script-reference/unity/entities/entitychangeset/typehashes.md) |