C#判断属性是否是静态

　　　　　/// <summary>
        /// 检查是否是静态成员
        /// </summary>
        /// <returns></returns>
        protected bool CheckStatic(PropertyInfo propertyInfo)
        {
            var getMethod = propertyInfo.GetMethod;
            if (getMethod != null)
            {
                return getMethod.IsStatic;
            }
            else
            {
                var setMethod = propertyInfo.SetMethod;
                return setMethod.IsStatic;
            }
        }