? in NaN Seconds

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Learn how the question mark "?" in JavaScript provides syntactic sugar in three powerful ways. https://fireship.io/courses/javascript/

00:00 Ternary Operator
01:15 Optional Chaining
01:45 Nullish Coalescing

Ternary https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Conditional_Operator
Optional Chaining https://github.com/tc39/proposal-optional-chaining
Nullish Coalescing https://github.com/tc39/proposal-nullish-coalescing

#js #100SecondsOfCode

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webdev, app development, lesson
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