预览版
Manages callbacks that are connected to when the time of a WorldClock hits a TimeMarker.
世界修改
早期执行
可选
Adds a callback that will be called when a world clock's time hits a time marker.
Removes a callback from being called when a world clock's time hits a time marker.
Manages callbacks that are connected to when the time of a WorldClock hits a TimeMarker.