按名称查找子物体方法参考

直接上代码：

Transform GetChild(Transform tran, string name)
{
    foreach (Transform child in tran)
    {
		if (child.name == name)
		{
			return child;
		}
		else
		{
			Transform tr = GetChild(tran, name);
			if (tr) return tr;
		}
	}
	return null;
}