ludic/docs/language/udp/udp-from_port.md
Orkuncakilkaya ebb1a00352 feat(udp): Udp.* - polled IPv4 datagrams on macOS and Windows
Udp.open/port/send/recv/from_ip/from_port/close/resolve/local_ip/ip/ip_text, native
BSD sockets (udp.ll) and Winsock (udp_win.ll, -lws2_32), linked only when a program
uses Udp.*; example, docs and tests.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-17 11:16:14 +03:00

368 B

id name category kind tokens sig tip order ns member
udp-from_port Udp.from_port udp namespace-method Udp.from_port Udp.from_port(socket) -> int The sender's port. 5 Udp from_port

The port the last datagram read on this socket came from.

program Demo {
  entry {
    let s = Udp.open(port: 0)
    print(Udp.from_port(socket: s))
  }
}