18. Introduction to Custom Templates
Behind that outside pattern the dim shapes get clearer every day. It is always the same shape, only very numerous.
—Charlotte Perkins Gilman
Every man of genius sees the world at a different angle from his fellows.
—Havelock Ellis
...our special individuality, as distinguished from our generic humanity.
—Oliver Wendell Holmes, Sr.
Objectives
In this chapter you’ll:
• Use class templates to create groups of related classes.
• Distinguish between class templates and class-template specializations.
• Learn about nontype template parameters.
• Learn about default template arguments.
• Learn about overloading function templates.
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