JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - Interview Solution II - Sort and Order Numbers in

The video tutorial covers modifying a function to sort and order elements, introducing a solution using concatenation to optimize performance. The concat method is explained, highlighting its efficiency in joining arrays without altering the original. The tutorial concludes with a successful implementation of the solution and encouragement to continue learning.

What happens to the existing array when the concat method is used?

How does the speaker feel about moving forward to the next chapter?