What's new in ECMAScript 2020


The list of new ECMAScript 2020 features is set in stone. Let’s have a look at what’s coming this year and a few practical examples. Each year, new features are added to the JavaScript language through the ECMAScript specification process. This year we see some additions that should be useful like BigInt support and the similar pair of optional chaining and nullish coalescing. Some of these new features have been available via TypeScript, Babel or similar for a while, but now they are official.


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