Null object pattern: Difference between revisions

Revision as of 09:47, 11 April 2023

Revision as of 09:49, 11 April 2023

Line 38:

The null object pattern can also be used to act as a stub for testing, if a certain feature such as a database is not available for testing.

==Example==

Given a [[binary tree]], with this node structure:

'''class''' node{

node left

node right

}