Haitong stock trading interface is a common real stock interface tool, so Haitong stock trading interface can support the query of the trading volume of the day. Generally speaking, investors should choose exchanges with relatively large trading volume for stock trading. Yes, because only when the trading volume is large enough and the market depth is deep enough can users experience an efficient trading experience, then the Haitong trading interface can meet investors' needs for efficient trading. In addition, the Haitong stock trading interface supports C++ Language calls, then the next editor will share with you the c++ source code of using the Haitong stock trading interface to query the transaction of the day!
The c++ source code of the stock trading interface to query the transaction of the day:
std::cout << "========== Query the transaction of the day: category = 3 ===========\n" ;
category = 3;
QueryData(clientId, category, result, errinfo);
if (NULL != errinfo[0]) {
std::cout << errinfo << std::endl;
} else {
std::cout << result << std::endl;
}
std::cout << std::endl;
Return example:
At present, there are tens of thousands of types of stock trading interfaces, but the trading interface strategies of each exchange are different, so if you have an idea about the real stock trading interface, you can see the business card below , and then leave a message for the editor !