统一:从数组中实例化预制件，为它们设置一个标签，等待2秒并摧毁每个标记的对象

我正在尝试创建一个脚本（使用javascript，但最好使用C#）来执行以下步骤：

（1） 创建主摄像头的克隆；（1） 从编辑器中的数组集合实例化预制件；（2） 为所有这些实例化的游戏对象设置一个标签（相同的标签）；（3） 等待1秒；（4） 销毁包含（2）中设置的标签的每个游戏对象，并销毁克隆的相机。

我已经想出了以下代码，但它不起作用。有人能帮忙吗？

代码更新

using UnityEngine;
using System.Collections;
public class PreLoader : MonoBehaviour {
    //Array of Objects To Spawn
        public GameObject[] objectsToSpawn;
    // Use this for initialization
    void Start () 
        {
            StartCoroutine(SpawnItemsFromArray());
        }
        IEnumerator SpawnItemsFromArray() //You can name this however you like
        {
            //Instantiates another camera as a GameObject (easy access to Components and removal of Camera)
            GameObject cam1 = Instantiate(GameObject.FindWithTag("MainCamera"), Vector3.zero, Quaternion.FromToRotation(new Vector3(0, 0, 0), new Vector3(0, 0, 1))) as GameObject;
            //Gets AudioListener Component and disables it
            cam1.GetComponent<AudioListener>().enabled = false;
            float space = 1;
            float originalSpace = -3;
            for (int i = 0; i < objectsToSpawn.Length; i++)
            {
                //You'll have to Instantiate as a GameObject to change its tag
                GameObject go = Instantiate(objectsToSpawn[i], new Vector3(originalSpace, 0, 10.0f), transform.rotation) as GameObject;
                originalSpace += space;
                //Changes the tag to "Holder"
                go.tag = "Holder";
                //This will change the tag of the GameObject that this script is attached too
                //gameObject.tag = "Holder"; 
            }
            //Waits for 2 Sec
            yield return new WaitForSeconds(2);
            //This will destroy (new Camera) and all that have tag "Holder"
            GameObject[] goDestroy = GameObject.FindGameObjectsWithTag("Holder");
            foreach (GameObject goHolder in goDestroy) Destroy(goHolder);
            Destroy(cam1);
        }
}

void Start () 
{
    StartCoroutine(SpawnItemsFromArray());
}
IEnumerator SpawnItemsFromArray() //You can name this however you like
{
    //Instantiates another camera as a GameObject (easy access to Components and removal of Camera)
    GameObject cam1 = Instantiate(GameObject.FindWithTag("MainCamera"), Vector3.zero, Quaternion.FromToRotation(new Vector3(0, 0, 0), new Vector3(0, 0, 1))) as GameObject;
    //Gets AudioListener Component and disables it
    cam1.GetComponent<AudioListener>().enabled = false;
    //If you added this script to the Main Camera uncomment line below and add the appropriate script name to it
    //cam1.GetComponent<**ScriptName**>().enabled = false; //This will make sure the new instantiated Camera doesn't run this script (Otherwise lots of cameras/GameObjects will be spawned
    float space = 1;
    float originalSpace = -3;
    for (int i = 0; i < objectsToSpawn.Length; i++)
    {
        //You'll have to Instantiate as a GameObject to change its tag
        GameObject go = Instantiate(objectsToSpawn[i], new Vector3(originalSpace, 0, 10.0f), transform.rotation) as GameObject;
        originalSpace += space;
        //Changes the tag to "Holder"
        go.tag = "Holder";
        //This will change the tag of the GameObject that this script is attached too
        //gameObject.tag = "Holder"; 
    }
    //Waits for 2 Sec
    yield return new WaitForSeconds(2);
    //This will destroy (new Camera) and all that have tag "Holder"
    GameObject[] goDestroy = GameObject.FindGameObjectsWithTag("Holder");
    foreach (GameObject goHolder in goDestroy) Destroy(goHolder);
    Destroy(cam1);
}