Called when server returns an error.
onError = function(event)
This event is triggered each time an error message needs to be displayed. In most cases the error message is displayed when
server returns an error, but you can call .error()
method on your own errors and it
will trigger error event.
You can add event listener during the object creation:
or after the object has been created:
The event handler is called before the default action of the event is triggered. You can cancel the default action by calling
. To perform an action
after the event is fully processed, define event.onComplete
page in utilities for more details.