#void pq\Query\AsyncExecutor::setCallbacks(callable $init, callable $done, callable $then)

Set the callbacks the asynchronous executor should use to resolve the result. See pq\Query\AsyncExecutor for examples.

Params:#

• callable $init#
  Initialize a context for the other callbacks, as function().
• callable $done#
  Result resolver, as function($context#, pq\Result $result#).
• callable $then#
  Callback forwarder, as function($context, callable $cb#).