用脚本保存prefab

[ExecuteInEditMode]
public class WipeOutDepthPass : MonoBehaviour  {

    [MenuItem("Happi/wipte out all depth pass")]
    private static void Execute()
    {
        UIPanel[] panels = GameObject.FindObjectsOfType(typeof(UIPanel)) as UIPanel[];
        foreach(UIPanel panel in panels)
        {
            panel.depthPass = false;
            if(PrefabUtility.GetPrefabParent(panel) != null)
                PrefabUtility.ReplacePrefab(panel.gameObject, PrefabUtility.GetPrefabParent(panel),ReplacePrefabOptions.ConnectToPrefab);
            
        }
        EditorApplication.SaveScene(EditorApplication.currentScene);
    }
}