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ECMAScript 2015 (ES6)

With the next generation JavaScript language specification, ES6 brings support for modules, classes, template string literals, arrow functions, let and const variables and default parameters.

Last updated on : 2025-03-16

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 10

11 - 11

12 - 14

15 - 133

2 - 5

6 - 53

54 - 138

4 - 20

21 - 50

51 - 136

3.2 - 7

7.1 - 9

10 - 18.4

9.5 - 12

15 - 37

38 - 114

Fully Supported

Partially

No Support

Browser Compatibility

ECMAScript 2015 (ES6) on IE is partially supported on 11-11, and not supported on 5.5-10 IE versions.

ECMAScript 2015 (ES6) on Edge is fully supported on 15-133 and partially supported on 12-14 Edge versions.

ECMAScript 2015 (ES6) on Firefox is fully supported on 54-138, partially supported on 6-53, and not supported on 2-5 Firefox versions.

ECMAScript 2015 (ES6) on Chrome is fully supported on 51-136, partially supported on 21-50, and not supported on 4-20 Chrome versions.

ECMAScript 2015 (ES6) on Safari is fully supported on 10-18.4, partially supported on 7.1-9, and not supported on 3.2-7 Safari versions.

ECMAScript 2015 (ES6) on Opera is fully supported on 38-114, partially supported on 15-37, and not supported on 9.5-12 Opera versions.

ECMAScript 2015 (ES6) on Safari on iOS is fully supported on 10-18.4, partially supported on 7-9, and not supported on 3.2-6 Safari on iOS versions.

ECMAScript 2015 (ES6) on Android Browser is fully supported on 97-133, partially supported on 4.4-4.4, and not supported on 2.3-4 Android Browser versions.

ECMAScript 2015 (ES6) on Opera Mobile is fully supported on 64-80, and not supported on 10-12 Opera Mobile versions.

ECMAScript 2015 (ES6) on Chrome for Android is fully supported on all Chrome for Android versions.

ECMAScript 2015 (ES6) on Firefox for Android is fully supported on all Firefox for Android versions.

ECMAScript 2015 (ES6) on Samsung Internet is fully supported on 5-27 and partially supported on 4-4 Samsung Internet versions.

Browser Support for ECMAScript 2015 (ES6)

ECMAScript 2015 (ES6) on Chrome

ECMAScript 2015 (ES6) on Safari

ECMAScript 2015 (ES6) on Firefox

ECMAScript 2015 (ES6) on Internet Explorer

ECMAScript 2015 (ES6) on Opera

ECMAScript 2015 (ES6) on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:ECMAScript 2015 (ES6) shows a browser compatibility score of 97. 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.

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