Skip to main content
Frontend
Interviews
.dev
Problems
702. React useState Lazy Initializer
Easy
•
...
Select the best answer.
const
[
value
]
=
React
.
useState
(
(
)
=>
expensiveInit
(
)
)
;
How often does lazy initializer run in production mount cycle?
Every render
Once on initial mount
Only after interaction
Never
Submit Answer
Reveal Answer
Select an option and submit your answer.
Next Problem
Auto-advance on correct answer