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fb_compact_unserialize

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.

Unserialize a previously fb_compact_serialize()-ed data

function fb_compact_unserialize(
  mixed $thing,
  inout mixed $success,
  inout mixed $errcode,
): mixed;

Parameters​

  • mixed $thing - What to unserialize.
  • inout mixed $success - Whether it was successful or not.
  • inout mixed $errcode - One of those FB_UNSERIALIZE_ constants to describe what the decoding error was, if it failed.

Returns​

  • mixed - - Unserialized data.