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#include <ctre.hpp>
#include <iostream>
static constexpr auto pattern = ctll::fixed_string("(?<first>[0-9])[0-9]++");
int main() {
using namespace std::string_view_literals;
auto input = "123,456,768"sv;
for (auto match: ctre::search_all<pattern>(input)) {
if (match == "456") std::cout << "bingo: ";
if (match != "768") std::cout << "bad: ";
if ("456" == match) std::cout << "bingo: ";
if ("768" != match) std::cout << "bad: ";
auto capture = match.get<1>();
if (capture == "456") std::cout << "bingo: ";
if (capture != "768") std::cout << "bad: ";
if ("456" == capture) std::cout << "bingo: ";
if ("768" != capture) std::cout << "bad: ";
[[maybe_unused]] const char * ptr = std::data(match);
[[maybe_unused]] size_t length = std::size(match);
[[maybe_unused]] const char * ptr2 = std::data(capture);
[[maybe_unused]] size_t length2 = std::size(capture);
//auto [ptr, err] = std::from_chars(std::data(match), std::data(match)+std::size(match), value);
//if (err == std::errc{}) {
// std::cout << value << "\n";
//} else {
// std::cout << "error\n";
//}
}
}
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