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Immutable Data Structures for Functional JS

JSConf via YouTube

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Overview

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This talk explains how persistent data structures make immutable updates more efficient by reusing parts of existing objects. It covers tree-based approaches and their use in functional JavaScript with libraries such as Mori and Immutable.js.

Syllabus

Intro
Immutability
Problems with mutability
Immutable data structures
Magic tricks
Trees
Path copying
TRY trees
Branching trees
Bit partitioned vector
Recap
Immutable JS
immutablejs
comparison

Taught by

JSConf

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