EditorSceneManager.SceneClosingCallback

public delegate SceneClosingCallback(scene: SceneManagement.Scene, removingScene: bool): void;

public delegate void SceneClosingCallback(SceneManagement.Scene scene, bool removingScene);

Parameters

scene	The Scene that is going to be closed.
removingScene	Whether or not the Scene is also going to be removed from the Scene Manager after closing. If true the Scene is removed after closing.

Callbacks of this type which have been added to the sceneClosing event are called just before a Scene is closed.