Chapter 4 The Type System

• 4.1 The Runtime Type System
• 4.2 Interfaces
• 4.3 Type Aliases

(Data structures, functions, channels, and similar topics originally belonged to the old “language core” chapter. They have now been moved to Chapter 5 Data Structures, Chapter 6 Functions, Defer, and Panic, and Chapter 10 Channels and select, respectively.)