Callback function when there is a data packet for a task

public bool GearmanClient::setDataCallback ( callback $callback )

Sets the callback function for accepting data packets for a task. The callback function should take a single argument, a GearmanTask object.

Returns TRUE on success or FALSE on failure.

GearmanClient::setCompleteCallback - Set a function to be called on task completion
GearmanClient::setCreatedCallback - Set a callback for when a task is queued
GearmanClient::setExceptionCallback - Set a callback for worker exceptions
GearmanClient::setFailCallback - Set callback for job failure
GearmanClient::setStatusCallback - Set a callback for collecting task status
GearmanClient::setWarningCallback - Set a callback for worker warnings
GearmanClient::setWorkloadCallback - Set a callback for accepting incremental data updates

GearmanClient::setDataCallback