11Promises and Async Functions

WHAT'S IN THIS CHAPTER?

  • Introduction to Asynchronous Programming
  • Promises
  • Async Functions

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In ECMAScript editions beginning with ES6, support and tooling for asynchronous behavior has undergone a renaissance. ECMAScript 6 introduces a formal Promise reference type, allowing for elegant definition and organization of asynchronous behavior. Later editions also extended the language to support asynchronous functions with the async and await keywords.

INTRODUCTION TO ASYNCHRONOUS PROGRAMMING

The duality between synchronous and asynchronous ...

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