##  Browser compatibility

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##  See also

  * [ Polyfill of ` Promise ` in ` core-js ` ](https://github.com/zloirock/core-js#ecmascript-promise)
  * [ Using promises ](/en-US/docs/Web/JavaScript/Guide/Using_promises) guide 
  * [ Promises/A+ specification ](https://promisesaplus.com/)
  * [ JavaScript Promises: an introduction ](https://web.dev/articles/promises) on web.dev (2013) 
  * [ Callbacks, Promises, and Coroutines: Asynchronous Programming Patterns in JavaScript ](https://www.slideshare.net/domenicdenicola/callbacks-promises-and-coroutines-oh-my-the-evolution-of-asynchronicity-in-javascript) slide show by Domenic Denicola (2011) 

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