Introduction to the Art of Programming Using Scala

Chapter 20

Other Collection Types

Back in chapter 7 we talked about the most basic sequence collections in Scala, the Array and the List. Since then we have seen other similar types. These collections share a large number of different methods that we have used to great effect. The sequences are not the only type of collection though. The Scala collections library is far more extensive than what we have seen so far. In this chapter we will examine the inheritance hierarchy of the entire collections library and look at three other types of collections in detail.

20.1 The scala.collection Packages

At this point you have likely seen in the Application Programming Interface (API) that there are a number of packages that start with scala.collection ...