Unity遍历预制体，代码修改参数

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// 在菜单来创建 选项 ， 点击该选项执行搜索代码      [MenuItem("Assets/CheckPrefabAnchor修改预制体锚点", false, 10)]     static void CheckPrefabAnchor()     {         int num = 0;         GameObject[] gameObjects = Selection.gameObjects;         Debug.Log("本次遍历总数量" + gameObjects.Length);         foreach (var item in gameObjects)         {             if (!item.name.StartsWith("UI_"))//过滤条件             {                 Debug.Log(item.name + "不符合锚点判断条件");                 continue;             }             UIPanel[] uipanels = item.GetComponentsInChildren<UIPanel>(true);                foreach (UIPanel uipanel in uipanels)             {                 if (uipanel.isAnchored)                 {                     uipanel.bottomAnchor.target = null;                     uipanel.topAnchor.target = null;                     uipanel.leftAnchor.target = null;                     uipanel.rightAnchor.target = null;                     Debug.Log(item.name + "/" + uipanel.name + "符合锚点祛除条件", item);                     num += 1;                 }                 EditorUtility.SetDirty(uipanel);             }         }         Debug.Log("符合要求数量" + num);         AssetDatabase.SaveAssets();     }