daumann / ecmascript-new-features-list Goto Github PK
View Code? Open in Web Editor NEWA comprehensive list of new ES features, including ES2015 (ES6), ES2016, ES2017, ES2018, ES2019
License: MIT License
A comprehensive list of new ES features, including ES2015 (ES6), ES2016, ES2017, ES2018, ES2019
License: MIT License
I want a single page have all the version, so I know the whole story.
The project’s README promises comprehensive feature lists. Either the word “comprehensive” should be removed, or the missing features should be added.
BigInt
Dynamic import
Exporting modules
Optional Chaining Optional Chaining
Nullish coalescing operator
Promise.AllSettled
String.matchAll()
For-in order
Credits/References:
https://areknawo.com/ecmascript-2020-biggest-new-features/
https://dev.to/aryclenio/the-new-features-of-javascript-in-2020-es11-7jc
Please let me know if you would like to update and administrate this repo with me.
Experienced Javascript developers will get collaborator push access.
Shouldn't these be mentioned? One could think they are browser-only but they are a huge update to javascript in es6.
ES2017 introduced trailing comma in function parameters.
Trailing comma for array and object were introduced way before ES2017.
Reference: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Trailing_commas
They stopped using that naming convention. It's best not to perpetuate thinking that it continues.
The JS list is very comprehensive and very good.Thankyou! @daumann
In this file, there's a minor error in the word "enumerable", twice in the following paragraph.
File: ECMAScript-new-features-list/ES2017.MD
Object.entries()
Object.entries
gives us the ability to get an object's enurmerable property pairs by returning an array of any given object's own eumberable properties. /ie: [key, value] pairs. Note that the order is the same as provided by thefor...in
loop.
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