Alibaba Terminal Technology
Sep 28, 2022 · Fundamentals
What’s New in TC39? Exploring Array.fromAsync, Unicode Validation, and Extractors
The article reviews the latest TC39 meeting outcomes, explains the criteria for advancing proposals to higher stages, and dives into three key proposals—Array.fromAsync for async iteration, String.prototype.isWellFormed for Unicode scalar validation, and extractors for pattern matching—complete with code examples and usage notes.
Array.fromAsyncExtractorsTC39
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