#include <iostream>
#include <asio.hpp>
#include <boost/bind/bind.hpp>
class printer
{
public:
printer(asio::io_context& io)
: timer_(io, asio::chrono::seconds(1)),
count_(0)
{
timer_.async_wait(boost::bind(&printer::print, this));
}
~printer()
{
std::cout << "Final count is " << count_ << std::endl;
}
void print()
{
if (count_ < 5)
{
std::cout << count_ << std::endl;
++count_;
timer_.expires_at(timer_.expiry() + asio::chrono::seconds(1));
timer_.async_wait(boost::bind(&printer::print, this));
}
}
private:
asio::steady_timer timer_;
int count_;
};
int main()
{
asio::io_context io;
printer p(io);
io.run();
return 0;
}
Return to Timer.4 - Using a member
function as a handler