Boost,beast HTTP client

beast_http.cpp

#include <iostream>
#include <boost/asio.hpp>
#include <boost/beast.hpp>

namespace asio = boost::asio;
namespace beast = boost::beast;
using tcp = asio::ip::tcp;

int main()
{
    try
    {
        // Create an asio::io_context
        asio::io_context io_context;

        // Create a resolver and query the server endpoint
        tcp::resolver resolver(io_context);
        auto const results = resolver.resolve("example.com", "http");

        // Create a TCP socket and establish a connection
        tcp::socket socket(io_context);
        asio::connect(socket, results.begin(), results.end());

        // Create an HTTP request
        beast::http::request<beast::http::string_body> request(beast::http::verb::get, "/", 11);
        request.set(beast::http::field::host, "example.com");
        request.set(beast::http::field::user_agent, "Boost Beast HTTP Client");

        // Send the HTTP request
        beast::http::write(socket, request);

        // Receive the HTTP response
        beast::flat_buffer buffer;
        beast::http::response<beast::http::dynamic_body> response;
        beast::http::read(socket, buffer, response);

        // Print the response body
        std::cout << beast::buffers_to_string(response.body().data()) << std::endl;
    }
    catch (const std::exception& ex)
    {
        std::cerr << "Error: " << ex.what() << std::endl;
    }

    return 0;
}