> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# DeliveryOption

> Unity PlayFab Party SDK 中 DeliveryOption 枚举的参考,可为多人网络消息选择尽力交付或保证交付的可靠性。

消息的交付保证类型。

## 语法

```csharp theme={null}
public enum DeliveryOption
{
    BestEffort,
    Guaranteed
}
```

## 常量

| **常量**         | **说明**          |
| -------------- | --------------- |
| **BestEffort** | 发送消息时不保证可靠性或顺序。 |
| **Guaranteed** | 保证消息以正确的顺序送达。   |


## Related topics

- [PlayFabMultiplayerManager.Get().SendDataMessage](/zh-CN/services/playfab/multiplayer/networking/unity-party-api-reference/classes/playfabmultiplayermanager/methods/playfabunitysenddatamessage.md)
- [PlayFabMultiplayerManager.Get().SendChatMessage](/zh-CN/services/playfab/multiplayer/networking/unity-party-api-reference/classes/playfabmultiplayermanager/methods/partyunitysendchatmessage.md)
- [PlayFab Party Unity SDK](/zh-CN/services/playfab/multiplayer/networking/unity-party-api-reference/index.md)
- [PartyMessageReceivedOptions](/zh-CN/services/playfab/multiplayer/networking/reference/enums/partymessagereceivedoptions.md)
- [Intelligent Delivery](/zh-CN/build/core-features/common/packaging/overviews/intelligentdelivery.md)