Immutables: Fast and Functional Data Structures

Provides fast, side-effect free data structures, including catenable named lists, priority queues, double-ended queues, ordered sequences, and interval indices. Implementation is based on the finger-tree data structure of Hinze and Paterson (2006) <doi:10.1017/S0956796805005769>.

Package details

AuthorShawn T. O'Neil [aut, cre]
MaintainerShawn T. O'Neil <shawn@tislab.org>
LicenseMIT + file LICENSE
Version1.0.1
URL https://oneilsh.github.io/immutables/ https://github.com/oneilsh/immutables
Package repositoryView on CRAN
Installation Install the latest version of this package by entering the following in R:
install.packages("Immutables")

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Immutables documentation built on April 29, 2026, 1:06 a.m.