hello_spirit_qi.cpp

#include <iostream>
#include <string>
#include <boost/spirit/include/qi.hpp>
using namespace boost::spirit;
int main(){
	std::string input = "123, 456.789";
	int n1;
	double n2;
	auto first = input.begin(),last = input.end();
	bool success = qi::parse(first,last,
			qi::int_ >> ", " >> qi::double_,
			n1,n2);
	std::cout << n1 << ' ' << n2 << std::endl;
	return 0;
}