public static void RemoveComponentHandler(GameObject gameObject, Type componentType){foreach (var component in gameObject.GetComponents<Component>()){if (component.GetType() == componentType){GameObject.DestroyImmediate(component);}}    }

public static void CopyComponentHandler(Type componentType, GameObject fromGameObject, GameObject toGameObject){RemoveComponentHandler(toGameObject, componentType);// 查找需要复制的 ComponentComponent needCopyComponent = null;foreach (var component in fromGameObject.GetComponents<Component>()){if (component.GetType() == componentType){needCopyComponent = component;break;}}// 进行粘贴操作// http://answers.unity3d.com/questions/907294/copy-all-components-from-a-gameobject-and-paste-to.html
        UnityEditorInternal.ComponentUtility.CopyComponent(needCopyComponent);UnityEditorInternal.ComponentUtility.PasteComponentAsNew(toGameObject);}

GameObject activeGameObject = Selection.activeGameObject;
if (activeGameObject != null)
{// 获取当前的idif (new Regex(@"^\d+h$").IsMatch(activeGameObject.name)){UnityEngine.Object parentObject = null;string strPrefabPath = "";if (PrefabUtility.GetPrefabType(activeGameObject) == PrefabType.PrefabInstance){parentObject = EditorUtility.GetPrefabParent(activeGameObject);strPrefabPath = AssetDatabase.GetAssetPath(parentObject);}// 查找idstring strId = new Regex(@"h$").Replace(activeGameObject.name, "");// 第六步 保存预制对象string strCurrSelectPrefabName = activeGameObject.name;if (strPrefabPath.EndsWith(".prefab")){// string[] dependPaths = AssetDatabase.GetDependencies(strPrefabPath);GameObject go = GameObject.Instantiate(GameObject.Find(strCurrSelectPrefabName)) as GameObject;PrefabUtility.ReplacePrefab(go, parentObject, ReplacePrefabOptions.ConnectToPrefab);GameObject.DestroyImmediate(activeGameObject);go.name = strCurrSelectPrefabName;                    AssetDatabase.Refresh();}Debug.Log("预制对象 " + strCurrSelectPrefabName + " 修改完成。");}else{Debug.Log("当前选中的GameObject命名不符合要求，格式：id+h。\tGameObject Name : " + activeGameObject.name);}
}

public static GameObject FindChildGameObject(GameObject parent, string childName){if (parent.name == childName){return parent;}if (parent.transform.childCount < 1){return null;}GameObject obj = null;for (int i = 0; i < parent.transform.childCount; i++){GameObject go = parent.transform.GetChild(i).gameObject;obj = FindChildGameObject(go, childName);if (obj != null){break;}}return obj;}