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Chapter 16

Modern JavaScript

Modules, classes, iterators, generators, and the goodies from ES2024/2025/2026.

3 lessons

~1.1 hr

Modules & Classes

import/export, dynamic imports, class syntax, #private.

Iterators & Generators

Symbol.iterator, generators, async iterators, iterator helpers.

What's New (2024-2026)

Set methods, Object.groupBy, Promise.withResolvers, Temporal.