JavaScript ES2021 Exciting Features

Every year, JavaScript update adds new features. This year ES2020 or ES11 was released (Read ES2020 features article), with ES2021 or ES12 expected to be released in mid-2021. New features that are added to JavaScript each year go through a four-stage process, with the fourth stage being the last one. In this article, I will discuss the features that have already reached stage four and are added t

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Logical Assignment Operatorsが新しい。Promise.anyは便利そう。Numeric separatorsはString型とNumber型の変換のときに注意がいるか。