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🚀 2024 Front-End Odyssey: A Year in Review

Xiuer Old
3 min readDec 24, 2024

🌟 Introduction

As 2024 draws to a close, it’s time for our annual roundup of major front-end events. Let’s dive into the exciting developments that shaped the world of front-end development this year!

🟨 JavaScript: ECMAScript 2024 Unleashed

ECMAScript 2024 brought a slew of new features to enhance JavaScript’s capabilities:

  • 🤝 Promise.withResolvers(): Simplified promise handling
  • 🗂️ Object.groupBy / Map.groupBy: Effortless data grouping
  • 🧼 String.isWellFormed() / toWellFormed(): Improved string manipulation
  • 🔄 ArrayBuffer.resize / transfer: Flexible buffer management
  • Atomics.waitAsync(): Asynchronous atomic operations
  • 🔍 Regex ‘v’ flag: Advanced pattern matching

📘 TypeScript: Stronger Typing, Better Performance

TypeScript continued to evolve with significant releases:

  • TypeScript 5.5
  • TypeScript 5.6
  • TypeScript 5.7

Each version brought improvements in type inference, performance, and developer experience.

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Xiuer Old
Xiuer Old

Written by Xiuer Old

🔥Little brother teaches front-end and AI online🌈

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