EXPLORATION 67
Traits and Policies
Although you may still be growing accustomed to templates, it’s time to explore two common, related use patterns: traits and policies. Programming with traits and policies is probably a new style for you, but it is common in C++. As you will discover in this Exploration, this technique is extremely flexible and powerful. Traits and policies underlie much of the C++ standard library. This Exploration looks at some of the traits and policies in the standard library, so that you can learn how to take advantage of them. It then helps you take the first steps toward writing your own.
Case Study: Iterators
Consider ...
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