單例設計模式

namespace 單例設計模式{    class SingleObject    {        //單例設計模式        PRivate SingleObject() { }//構造函數私有.防止new,保持唯一.        private static SingleObject _singleObject;//靜態字段充當全局變量.        public static SingleObject GetSingleObject()//有則獲取,沒有則創建.        {            if (_singleObject == null)            {                _singleObject = new SingleObject();            }            return _singleObject;        }    }}