TypeScript 3.7 beta debuts with optional chaining

InfoWorld
Oct 2, 2019, 6:01 pm118 pts
The next version of TypeScript, Microsoft’s typed superset of JavaScript, will include optional chaining, an ECMAScript feature that allows developers to stop running expressions if they encounter a null or undefined value. A beta version of TypeScript 3.7 was released October 1, with general availability…

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