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getaddrinfo

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.

function getaddrinfo(
  string $host,
  string $port,
  int $family = 0,
  int $socktype = 0,
  int $protocol = 0,
  int $flags = 0,
): mixed;

Parameters​

  • string $host
  • string $port
  • int $family = 0
  • int $socktype = 0
  • int $protocol = 0
  • int $flags = 0

Returns​

  • mixed