Beginning C# 2008 Objects: From Concept to Code

Chapter 6. Collections of Objects

You learned about the process of creating objects based on class definitions, a process known as instantiation, in Chapter 3. When we're creating only a few objects or declaring a few value-type variables, it's fairly simple to declare individualized variables for these elements: Students s1, s2, s3, perhaps; or Professors profA, profB, profC. But, at other times, individualized variables are impractical.

• Sometimes, there will be too many objects or value types, as when creating Course objects to represent the hundreds of courses in a university's course catalog.

• Worse yet, we may not even know how many objects or values of a particular type there will be in advance. With our Student Registration System (SRS), ...