693 B
693 B
layout, title, folder, permalink, categories, tags
| layout | title | folder | permalink | categories | tags |
|---|---|---|---|---|---|
| pattern | Iterator | iterator | /patterns/iterator/ | pattern_cat | pattern_tag |
Intent: Provide a way to access the elements of an aggregate object sequentially without exposing its underlying representation.
Applicability: Use the Iterator pattern
- to access an aggregate object's contents without exposing its internal representation
- to support multiple traversals of aggregate objects
- to provide a uniform interface for traversing different aggregate structures
Real world examples: