Null Object Pattern

  • James E. McDonough


The next stop on your voyage through the Design Patterns galaxy takes you to the Null Object design pattern, the first of two design patterns you'll encounter that are not registered in the GoF catalog. You will find this design pattern useful in reducing conditional logic.


Public Section Exercise Program Design Pattern Call Method Object Reference 
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Copyright information

© James E. McDonough 2017

Authors and Affiliations

  • James E. McDonough
    • 1
  1. 1.PenningtonUSA

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