BraynStorm/string_join.cpp

## string_join.cpp
template <typename Head, typename... Tail>
auto join(Head &&head, Tail &&... tail) {
    return [&](std::string_view separator = "") {
        std::ostringstream stream;
        stream << std::forward<Head>(head);
        ((stream << separator << std::forward<Tail>(tail)), ...);
        return stream.str();
    };
}

/*
 * Usage
 */
int main(){
    std::cout << join("asdf", 12341, '5')("->") << '\n';
}
	template <typename Head, typename... Tail>
	auto join(Head &&head, Tail &&... tail) {
	return [&](std::string_view separator = "") {
	std::ostringstream stream;
	stream << std::forward<Head>(head);
	((stream << separator << std::forward<Tail>(tail)), ...);
	return stream.str();
	};
	}

	/*
	* Usage
	*/
	int main(){
	std::cout << join("asdf", 12341, '5')("->") << '\n';
	}