Specifies the type of function passed to Node.traverse. The function is called with each of the nodes visited, together with the user data passed to Node.traverse. If the function returns TRUE, then the traversal is stopped.
TRUE to stop the traversal.
Specifies the type of function passed to Node.traverse. The function is called with each of the nodes visited, together with the user data passed to Node.traverse. If the function returns TRUE, then the traversal is stopped.