如何从一行字符串中获取字符串？

\"hw_core_detectionhook::Iocard const*\"

\"hw_core_detectionhook::Iocard\"

s.substr(0,s.find_first_of(\" \"));

std::stringstream ss;

ss << \"hw_core_detectionhook::Iocard const*\";

std::string s;

ss >> s;

std::cout << s;

hw_core_detectionhook::Iocard