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Traverse Tree Like Data Structures with WordPress Walker Class

  • May 31, 2016

Traverse Tree Like Data Structures with WordPress Walker Class

Traverse tree-like data structures was provided by WordPress in its version 2.1. It is implicitly abstract (compatible with PHP4), so you can implement only those methods that are required in your extended walker class. You need to explicitly define the methods in your child classes to make use of this class.

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