Ecmascript Harmony Browser Support

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ECMAScript 6 compatibility table - GitHub Pages

    https://kangax.github.io/compat-table/es6/
    ECMAScript 5 6 2016+ next intl non-standard compatibility table by kangax & webbedspace & zloirock Sort by Engine types Features Flagged features Show obsolete platforms Show unstable platforms

ECMAScript 2015 support in Mozilla - JavaScript MDN

    https://developer.mozilla.org/en-US/docs/Web/JavaScript/New_in_JavaScript/ECMAScript_2015_support_in_Mozilla
    Mar 24, 2019 · ECMAScript 2015 is the sixth edition of the ECMAScript Language Specification standard. It defines the standard for the JavaScript implementation in SpiderMonkey, the engine used in Firefox and other Mozilla applications.

ECMAScript - Wikipedia

    https://en.wikipedia.org/wiki/ECMAScript
    By August 2008, the ECMAScript 4th edition proposal had been scaled back into a project codenamed ECMAScript Harmony. Features under discussion for Harmony at the time included classes, a module system, optional type annotations and static typing, probably using a structural type system, generators and iterators, destructuring assignment, andDesigned by: Brendan Eich, Ecma International

ECMAScript 2016+ compatibility table - GitHub Pages

    https://kangax.github.io/compat-table/es2016plus/
    ECMAScript 5 6 2016+ next intl non-standard compatibility table by kangax & webbedspace & zloirock Sort by Engine types Features Flagged features Show obsolete platforms Show unstable platforms

ecmascript 6 - Javascript ES6 cross-browser detection ...

    https://stackoverflow.com/questions/29046635/javascript-es6-cross-browser-detection
    How can I find out the browser's Javascript engine version and support to ECMAScript 6? I'm using navigator.appVersion just to know the browser's version, but not the engine's version. ... Javascript ES6 cross-browser detection. Ask Question Asked 4 years, 9 months ago. Active 28 days ago. ... ECMAScript 6 (Harmony) features detection. Now, ...

ECMAScript Harmony - Mozilla

    https://mail.mozilla.org/pipermail/es-discuss/2008-August/003400.html
    It's no secret that the JavaScript standards body, Ecma's Technical Committee 39, has been split for over a year, with some members favoring ES4, a major fourth edition to ECMA-262, and others advocating ES3.1 based on the existing ECMA-262 Edition 3 (ES3) specification.

ECMAScript 5 compatibility table

    https://kangax.github.io/compat-table/es5/
    ECMAScript 5 6 2016+ next intl non-standard compatibility table. ... Flagged features have to be enabled via --harmony flag [3] ... ` both yield false - whereas in a compliant browser, the former would give `false`, the latter `true`. As such, ES5 array iteration methods can only be shimmed reliably when dealing with dense arrays.

WeakMap - JavaScript MDN

    https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakMap
    The WeakMap object is a collection of key/value pairs in which the keys are weakly referenced. The keys must be objects and the values can be arbitrary values. You can learn more about WeakMaps in the section WeakMap object in Keyed collections.. Syntax new WeakMap([iterable]) Parameters iterable Iterable is an Array or other iterable object whose elements are key-value pairs (2-element Arrays).

5 Great Features in EcmaScript 6 (ES6 Harmony) - Wintellect

    https://www.wintellect.com/5-great-features-in-es6-harmony/
    Mar 24, 2014 · The current version of EcmaScript supported in modern browsers is ES5 (with some ES6 support). ES5 drives a lot of developers mad. Folks coming from the backend development space find ES5 lacks some pretty basic language features. As such, several workarounds have emerged.

ECMAScript Next compatibility table - GitHub Pages

    http://kangax.github.io/compat-table/esnext/
    ECMAScript 5 6 2016+ next intl non-standard compatibility table by kangax & webbedspace & zloirock This table shows proposals which have not yet been included in the current ECMAScript standard, but are at one of the maturity stages of the TC39 process .



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