646. Destructuring Defaults Trigger Only on undefined

Easy•

Predict the output.

const { a = 1, b = 2 } = { a: null, b: undefined }
console.log(a, b)

What is printed in the console?

1 2null 2null undefined1 undefined

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Easy•

Predict the output.

const { a = 1, b = 2 } = { a: null, b: undefined }
console.log(a, b)

1 2null 2null undefined1 undefined

Select an option and submit your answer.

Next ProblemAuto-advance on correct answer