# WorldFlags

> Specify all traits a World can have.

## Definition

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

```csharp
[Flags]
public enum WorldFlags
```

## Fields

| Value                                                                                         | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| --------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [Conversion](/engine/7000.0/script-reference/unity/entities/worldflags/conversion.md)         | [World](/engine/7000.0/script-reference/unity/entities/world.md) on which conversion systems run to transform authoring data to runtime data.                                                                                                                                                                                                                                                                                                                                     |
| [Editor](/engine/7000.0/script-reference/unity/entities/worldflags/editor.md)                 | Main [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the Editor.                                                                                                                                                                                                                                                                                                  |
| [Game](/engine/7000.0/script-reference/unity/entities/worldflags/game.md)                     | Main [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the Player.                                                                                                                                                                                                                                                                                                  |
| [GameClient](/engine/7000.0/script-reference/unity/entities/worldflags/gameclient.md)         | Client [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the Player.                                                                                                                                                                                                                                                                                                |
| [GameServer](/engine/7000.0/script-reference/unity/entities/worldflags/gameserver.md)         | Server [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the Player.                                                                                                                                                                                                                                                                                                |
| [GameThinClient](/engine/7000.0/script-reference/unity/entities/worldflags/gamethinclient.md) | Thin client [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the Player.                                                                                                                                                                                                                                                                                           |
| [Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)                     | The main [World](/engine/7000.0/script-reference/unity/entities/world.md) for a game/application. This flag is combined with [WorldFlags.Editor](/engine/7000.0/script-reference/unity/entities/worldflags/editor.md), [WorldFlags.Game](/engine/7000.0/script-reference/unity/entities/worldflags/game.md) and [WorldFlags.Simulation](/engine/7000.0/script-reference/unity/entities/worldflags/simulation.md).                                                                 |
| [None](/engine/7000.0/script-reference/unity/entities/worldflags/none.md)                     | Default WorldFlags value.                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
| [Shadow](/engine/7000.0/script-reference/unity/entities/worldflags/shadow.md)                 | [World](/engine/7000.0/script-reference/unity/entities/world.md) representing a previous state of another [World](/engine/7000.0/script-reference/unity/entities/world.md) typically to compute a diff of runtime data - for example useful for undo/redo or Live Link.                                                                                                                                                                                                           |
| [Simulation](/engine/7000.0/script-reference/unity/entities/worldflags/simulation.md)         | Any additional [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) running in the application for background processes that queue up data for other [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md) (ie. physics, AI simulation, networking, etc.).                         |
| [Staging](/engine/7000.0/script-reference/unity/entities/worldflags/staging.md)               | [World](/engine/7000.0/script-reference/unity/entities/world.md) in which temporary results are staged before being moved into a [WorldFlags.Live](/engine/7000.0/script-reference/unity/entities/worldflags/live.md)[World](/engine/7000.0/script-reference/unity/entities/world.md). Typically combined with [WorldFlags.Conversion](/engine/7000.0/script-reference/unity/entities/worldflags/conversion.md) to represent an intermediate step in the full conversion process. |
| [Streaming](/engine/7000.0/script-reference/unity/entities/worldflags/streaming.md)           | Dedicated [World](/engine/7000.0/script-reference/unity/entities/world.md) for managing incoming streamed data to the Player.                                                                                                                                                                                                                                                                                                                                                     |