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Chapter 7: Modern Arrays and Immutable Methods
Learn modern array manipulation using functional methods and the latest immutable array features.
Modern Arrays and Immutable Methods
Arrays are the most used data structure in JS. We’ll learn how to work with them without mutating state, a key concept for modern frameworks.
Key Topics
- Functional Methods:
map(),filter(),reduce() - Modern Immutable methods:
toSorted(),toReversed(),toSpliced() - Array Destructuring and Spread
- Finding elements with
find()andfindIndex()