Please Tell me Why Box not move Reverse

Question

https://code.sololearn.com/WkX70xGaU5df/#js
Please check the code and tell me why its not work in Reverse

Answer 1

i corrected your mistakes

reverse variable settings to true or false was incorrect
and for reverse style.right must be style.left too

https://code.sololearn.com/Wdk0s2F22VzH/?ref=app

Answer 2

when you increase or decrease left of the object the position will change but you can use right for both direction

see my other codes maybe you like them

Answer 3

great bro but why we always use style.left always?

Answer 4

ok now I'm well known about that
thanks allot