c++ - 正则表达式 : C++ extract text within double quotes

Question

我只想提取双引号内的那些词。所以，如果内容是:

Would "you" like to have responses to your "questions" sent to you via email?

答案必须是

1-你2-问题

Answer 1

std::string str("test \"me too\" and \"I\" did it");
std::regex rgx("\"([^\"]*)\""); // will capture "me too"
std::regex_iterator current(str.begin(), str.end(), rgx);
std::regex_iterator end;
while (current != end)
    std::cout << *current++;