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Advanced Metaprogramming in Classic C++
book

Advanced Metaprogramming in Classic C++

by Davide Di Gennaro
May 2015
Intermediate to advanced content levelIntermediate to advanced
572 pages
9h 52m
English
Apress
Content preview from Advanced Metaprogramming in Classic C++

CHAPTER 6

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Algorithms

The implementation of an algorithm needs a generic I/O interface. You need to decide how and where functions get data and write results, and how and what intermediate results are retained. Iterators are an existing abstraction that helps solve this problem.

An iterator is a small data type that offers a sequential view over a dataset. Put simply, it’s a class that implements a subset of the operations that pointers can perform.

The importance of iterators is that they decouple functions from the actual data storage. An algorithm reads its input via a couple of iterators [begin...end) of unspecified type and often writes its ...

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Publisher Resources

ISBN: 9781484210109Purchase book