类 PlayerPlaceBlockBeforeEventSignal`实验性`

Manages callbacks that are connected to before a block is placed by a player.

索引

方法

subscribe unsubscribe

方法

subscribe

subscribe(callback, options?): ((arg: PlayerPlaceBlockBeforeEvent) => void)
实验性
参数
- callback: ((arg: PlayerPlaceBlockBeforeEvent) => void)
  - - (arg): void
    - 参数
      arg: PlayerPlaceBlockBeforeEvent
      返回 void
- 可选options: BlockEventOptions
返回 ((arg: PlayerPlaceBlockBeforeEvent) => void)
- - (arg): void
  - 参数
    - arg: PlayerPlaceBlockBeforeEvent
    返回 void
备注
Adds a callback that will be called before a block is placed by a player.

无法在只读模式下调用此函数，详见 WorldBeforeEvents。

This function can be called in early-execution mode.
- 定义于 @minecraft/server.d.ts:13463

unsubscribe

unsubscribe(callback): void
实验性
参数
- callback: ((arg: PlayerPlaceBlockBeforeEvent) => void)
  - - (arg): void
    - 参数
      arg: PlayerPlaceBlockBeforeEvent
      返回 void
返回 void
备注
Removes a callback from being called before an block is placed by a player.

无法在只读模式下调用此函数，详见 WorldBeforeEvents。

This function can be called in early-execution mode.
- 定义于 @minecraft/server.d.ts:13477