HideFlags.DontSave

描述

该对象不保存到场景。加载新场景时，也不会销毁它。它是 HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor | HideFlags.DontUnloadUnusedAsset 的快捷方式。

It is your responsibility to cleanup the object manually using DestroyImmediate, otherwise it will leak.