net.UDPConn.WriteToUDPAddrPort (method) one use net (current package) udpsock.go#L219: func (c *UDPConn) WriteToUDPAddrPort(b []byte, addr netip.AddrPort) (int, error) {
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)