Scala 3 — Book

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This chapter provides a summary of the common Scala 3 collections and their accompanying methods. As shown, Scala comes with a wealth of collections and methods.

When you need to see more details about the collections types shown in this chapter, see their Scaladoc pages:

• List
• Vector
• ArrayBuffer
• Range

Also mentioned are the immutable Map and Set:

• Map
• Set

and the mutable Map and Set:

• Map
• Set

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Contributors to this page:

• Introduction
• Scala Features
• Why Scala 3?
• A Taste of Scala
• Hello, World!
• The REPL
• Variables and Data Types
• Control Structures
• Domain Modeling
• Methods
• First-Class Functions
• Singleton Objects
• Collections
• Contextual Abstractions
• Toplevel Definitions
• Summary
• A First Look at Types
• String Interpolation
• Control Structures
• Domain Modeling
• Tools
• OOP Modeling
• FP Modeling
• Methods
• Method Features
• Main Methods in Scala 3
• Summary
• Functions
• Anonymous Functions
• Function Variables
• Partial Functions
• Eta-Expansion
• Higher-Order Functions
• Write Your Own map Method
• Creating a Method That Returns a Function
• Summary
• Packaging and Imports
• Scala Collections
• Collections Types
• Collections Methods
• Summary
• Functional Programming
• What is Functional Programming?
• Immutable Values
• Pure Functions
• Functions Are Values
• Functional Error Handling
• Summary
• Types and the Type System
• Inferred Types
• Generics
• Intersection Types
• Union Types
• Algebraic Data Types
• Variance
• Opaque Types
• Structural Types
• Dependent Function Types
• Other Types
• Contextual Abstractions
• Extension Methods
• Context Parameters
• Context Bounds
• Given Imports
• Type Classes
• Multiversal Equality
• Implicit Conversions
• Summary
• Concurrency
• Scala Tools
• Building and Testing Scala Projects with sbt
• Worksheets
• Interacting with Java
• Scala for Java Developers
• Scala for JavaScript Developers
• Scala for Python Developers
• Where To Go Next

• English
• Русский
• 中文 (简体)

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