+ 4
Why value is null?
How I can solve it? https://code.sololearn.com/WarmHJWWGHp1/?ref=app
1 Answer
+ 1
null also simply means undefined
Often have questions like this?
Learn more efficiently, for free:
How I can solve it? https://code.sololearn.com/WarmHJWWGHp1/?ref=app
Learn more efficiently, for free:
