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Socket option to leave a multicast group on a specified interface.
typedef implementation_defined leave_group;
Implements the IPPROTO_IP/IP_DROP_MEMBERSHIP socket option.
Setting the option to leave a multicast group:
asio::ip::udp::socket socket(io_context);
...
asio::ip::address multicast_address =
asio::ip::address::from_string("225.0.0.1");
asio::ip::multicast::leave_group option(multicast_address);
socket.set_option(option);
Header: asio/ip/multicast.hpp
Convenience header: asio.hpp