GearmanClient::setWarningCallback
  Set a callback for worker warnings
  
 
  Description
  
   public bool GearmanClient::setWarningCallback
    ( callable $callback
   )
  
  
 
  Parameters
  
   
    - 
     callback
- 
      
       A function to call
       
 
 
  Return Values
  
   Returns TRUE on success or FALSE on failure.
  
  
 
  See Also
  
   
    -  GearmanClient::setDataCallback
-  GearmanClient::setCompleteCallback
-  GearmanClient::setCreatedCallback
-  GearmanClient::setExceptionCallback
-  GearmanClient::setFailCallback
-  GearmanClient::setStatusCallback
-  GearmanClient::setWorkloadCallback