Watch out, because

@b = map { ++$_ % 10 } @a;

modifies both @a and @b.

You can also do something like this:

$_ = ($_+1) % 10 for @a[3..7];

In reply to Re^2: A better (ie.more concise) way to write this? by Anonymous Monk
in thread A better (ie.more concise) way to write this? by BrowserUk

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