... components from C# applications into COM, and to call components from COM into C# Chapter 23 describes how this is done The book concludes with a glossary of C# keywords first published in C# 3. 0 in a... interface, a C# class in effect promises to provide the functionality the interface specifies C# also provides support for structs, a concept whose meaning has changed significantly from C+ + In C# ,... covered in Chapter The second is to pass in one object, but make that object a collection (clever, eh?) Collections are covered in Chapter Comments A C# program can also contain comments Take a look