661 B
661 B
layout, title, folder, categories, tags
| layout | title | folder | categories | tags |
|---|---|---|---|---|
| pattern | Iterator | 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: