Async functions

Last updated on : 2022-06-30

Note:
Async functions shows a browser compatibility score of 88. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

Overview

Async functions make it possible to write asynchronous code that reads like synchronous code.

Specifications

ECMAScript Language Specification # sec-async-function-definitions

Syntax

async function name([param[, param[, ...param]]]) { statements }

Browser Compatibility

  • Async functions on IE is fully supported on None of the versions, partially supported on None of the versions, and not supported on 5.5-11 IE versions.
  • Async functions on Edge is fully supported on 15-103, partially supported on None of the versions, and not supported on 12-14 Edge versions.
  • Async functions on Firefox is fully supported on 52-104, partially supported on None of the versions, and not supported on 2-51 Firefox versions.
  • Async functions on Chrome is fully supported on 55-106, partially supported on None of the versions, and not supported on 4-54 Chrome versions.
  • Async functions on Safari is fully supported on 11.1-16, partially supported on None of the versions, and not supported on 3.2-10.1 Safari versions.
  • Async functions on Opera is fully supported on 42-87, partially supported on None of the versions, and not supported on 9.5-41 Opera versions.
  • Async functions on Safari on iOS is fully supported on 11-16, partially supported on None of the versions, and not supported on 3.2-10.3 Safari on iOS versions.
  • Async functions on Android Browser is fully supported on 97-103, partially supported on None of the versions, and not supported on 2.3-4 Android Browser versions.
  • Async functions on Opera Mobile is fully supported on 64-64, partially supported on None of the versions, and not supported on 10-12 Opera Mobile versions.
  • Async functions on Chrome for Android is fully supported on 97-103, partially supported on None of the versions, and not supported on below 97 Chrome for Android versions.
  • Async functions on Firefox for Android is fully supported on 95-101, partially supported on None of the versions, and not supported on below 95 Firefox for Android versions.
  • Async functions on Samsung Internet is fully supported on 6.2-17, partially supported on None of the versions, and not supported on 4-5 Samsung Internet versions.
88
Hightooltip

Browser Compatibility Score

Chrome IE
Low

Browser Support For IE Versions

-
Fully
-
Partially
5.5-11
No Support
Chrome Edge
High

Browser Support For Edge Versions

15-103
Fully
-
Partially
12-14
No Support
Chrome Firefox
High

Browser Support For Firefox Versions

52-104
Fully
-
Partially
2-51
No Support
Chrome Chrome
High

Browser Support For Chrome Versions

55-106
Fully
-
Partially
4-54
No Support
Chrome Safari
High

Browser Support For Safari Versions

11.1-16
Fully
-
Partially
3.2-10.1
No Support
Chrome Opera
High

Browser Support For Opera Versions

42-87
Fully
-
Partially
9.5-41
No Support
Chrome Safari on iOS
High

Browser Support For Safari on iOS Versions

11-16
Fully
-
Partially
3.2-10.3
No Support
Chrome Android Browser
High

Browser Support For Android Browser Versions

97-103
Fully
-
Partially
2.3-4
No Support
Chrome Opera Mobile
Medium

Browser Support For Opera Mobile Versions

64-64
Fully
-
Partially
10-12
No Support
Chrome Chrome for Android
High

Browser Support For Chrome for Android Versions

97-103
Fully
-
Partially
-
No Support
Chrome Firefox for Android
High

Browser Support For Firefox for Android Versions

95-101
Fully
-
Partially
-
No Support
Chrome Samsung Internet
High

Browser Support For Samsung Internet Versions

6.2-17
Fully
-
Partially
4-5
No Support

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Last Modified date

2022-06-30

Browser Support for Async functions

  • ChromeChrome
  • Safari Safari
  • Firefox Firefox
  • IE Internet Explorer
  • Opera Opera
  • Edge Edge

References


Data sourced from

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