A little struggle to understand a console log issue

JavaScript
1

In fact, that won’t help anyone lol.
It was a fatigue issue.

2

6000 and 1239 do not exist in collection, so they are undefined. When you try to access the property of something that is undefined, you will get an error.

3

HAHAHAHA oh man, i am tired. didnt even check if they were existing.
Thanks

4

We all brain-fart sometimes. :smiley:

5

why have you deleted your original question?