*.unity 文件的运行时数据结构。
| buildIndex | Return the index of the Scene in the Build Settings. |
| isDirty | Returns true if the Scene is modifed. |
| isLoaded | Returns true if the Scene is loaded. |
| name | Returns the name of the Scene. |
| path | Returns the relative path of the Scene. Like: "Assets/MyScenes/MyScene.unity". |
| rootCount | The number of root transforms of this Scene. |
| GetRootGameObjects | Returns all the root game objects in the Scene. |
| IsValid | Whether this is a valid Scene. A Scene may be invalid if, for example, you tried to open a Scene that does not exist. In this case, the Scene returned from EditorSceneManager.OpenScene would return False for IsValid. |
| operator != | 如果场景不同，则返回 true。 |
| operator == | 如果场景相同，则返回 true。 |