Socket Server - Hhvm

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Hack

function socket_server(
  string $hostname,
  int $port,
  inout mixed $errnum,
  inout mixed $errstr,
): mixed;

Parameters

string $hostname
int $port
inout mixed $errnum
inout mixed $errstr

Returns

mixed