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iterator
(redirected from Iterators)

   Also found in: Wikipedia 0.01 sec.
(programming)iterator - An object or routine for accessing items from a list, array or stream one at a time.

By extension, the term can be used for an object or routine for accesing items from any data structure that can be viewed as a list. For example, a traverser is an iterator for tree-shaped data structures.


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Pine, an educator who has been using Ruby since 2001, starts with simple one-line programs before moving on to more advanced structures that require the use of flow control, arrays and iterators and new classes of objects.
New chapters on generics, iterators and partial types and the Web cover all kinds of topics on everything from strings and expressions to structures, and are geared to solving the problem, not just offering a formula answer.
It will include a comprehensive overview of REvolution's recently released R packages foreach and iterators, making parallel programming easier than ever before for R programmers, as well as other available technologies such as RMPI, SNOW and many more.
 
 
 
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