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>
609 B
609 B
| id | name | category | kind | tokens | sig | tip | order | ns | member |
|---|---|---|---|---|---|---|---|---|---|
| udp-send | Udp.send | udp | namespace-method | Udp.send | Udp.send(socket, ip, port, bytes, len) -> int | Send one datagram. | 2 | Udp | send |
Sends the first len bytes of bytes to ip:port as one datagram and returns the number of bytes sent, or -1.
program Demo {
entry {
let s = Udp.open(port: 0)
let buf = Memory.bytes(4)
Memory.poke(buf, 0, 1)
print(Udp.send(socket: s, ip: Udp.ip(text: "127.0.0.1"), port: Udp.port(socket: s), bytes: buf, len: 1))
}
}