|Do you know where your variables are?|
Since you are overwriting the original array with the results, the simplest solution is:
Which mutates the array in-place, thus avoids constructing two lists (in and out of map) as well as 'curing' the perceived problem.
And if you wanted to create a new list from the modified values whilst retaining the original array unmodified, I'd probably do it this way also:
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.