670. Promise.all with Empty Input

Easy•

Predict the output.

Promise.all([]).then((v) => console.log(Array.isArray(v), v.length))

What is printed in the console?

true 0false 0true 1TypeError

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Easy•

Predict the output.

Promise.all([]).then((v) => console.log(Array.isArray(v), v.length))

true 0false 0true 1TypeError

Select an option and submit your answer.

Next ProblemAuto-advance on correct answer