工作中自己寫的一個，儲存用。。。

    typedef std::vector<INT8> CardsVec;
    CardsVec CardsSToI(std::string strCards, char sign)
    {
        int i = 0;
        std::string tmpStr;
        CardsVec cardsVec;
        static char numChar[] = "0x123456789";
        for (; i < strCards.size(); )
        {
            int
 
 i = 0;
    std::string tmpStr;
    CardsVec cardsVec;
    static char numChar[] = "0x123456789";
    for (; i < strCards.size();)
    {
        // 查詢是否是有效的字串  從右向左，查詢字串中最右邊的匹配字元位置 
        // 在s中查詢sub子串出現的位置  char *strstr(const char *s, const char *sub);
        char *p = strchr(numChar, strCards[i]);
        if
 
 (p)
        {
            tmpStr += strCards[i];
        }

        if (strCards[i + 1] == sign || strCards[i + 1] == '\0')
        {
            if (tmpStr.size() == 0 && i >= strCards.size())
            {
                if (i >= strCards.size())
                {
                    // 如果不這樣 會引起死迴圈
 

                    return cardsVec;
                }
                else
                {
                    i++;
                    continue;
                }
            }
            try
            {
                cardsVec.push_back(std::stoi(tmpStr, nullptr, 16));
            }
            catch (std::exception)
            {
                return cardsVec;
            }
            tmpStr.clear();
            i += 2;
        }
        else
        {
            i++;
        }
    }
        return cardsVec;
    }
....
....
....
std::string strCards = "0x01 0x02 0x03 "; // 輸入的數字字元後面加上一個空格或者字元
呼叫：
CardsVec needVec = CardsStoi(strCards, ' ');
...
...
...