/// 
        /// 判断括号是否匹配，只支持{} [] ()        /// 
        ///         /// 
            private Boolean IsCorrectMatch(string strMatch)        {            LinkStack ls = new LinkStack();            //括号匹配组            string                left = "{[(",                right = "}])";                        foreach(var word in strMatch)            {                                if (left.IndexOf(word) != -1)                {                    //是左括号                    ls.Push(word);                }                else if (right.IndexOf(word) != -1)                {                    //是右括号                    //取出栈顶                    object obj=ls.Pop();                    if(obj == null)                    {                        //右括号数量 大于 左括号数量                        return false;                    }                    char match = (char)obj;                    if (left.IndexOf(match) != right.IndexOf(word))                    {                        //不匹配                        return false;                    }                }            }            if (ls.Empty() == false)            {                //左括号数量 大于 右括号数量                return false;            }                   return true;        }