Beginning Scala 3: A Functional and Object-Oriented Java Language

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022

D. Pollak et al.Beginning Scala 3https://doi.org/10.1007/978-1-4842-7422-4_6

6. Scala Collections

David Pollak¹  , Vishal Layka² and Andres Sacco³

(1)

San Francisco, CA, USA

(2)

Bruxelles, Belgium

(3)

Ciudad Autonoma de Buenos Aires, Argentina

 

The collections class in Scala is a high-performance and type-parameterized framework with support for mutable and immutable type hierarchies. These distinct and independent mutable and immutable type hierarchies make switching between mutable and immutable implementations much simpler. Scala’s object-oriented collections also support functional higher-order operations such as map, filter, and reduce, which let you use expression-oriented ...