12 so far: 
sub R {
  ''.reverse@_
}

[download]
Hmmm... here's an 11 character one that works on your examples, only because they are numbers: 
sub R {
  0+reverse@_
}

[download]
   MeowChow                                   
               s aamecha.s a..a\u$&owag.print

In reply to Re: (Golf) Reversal by MeowChow
in thread (Golf) Reversal by japhy

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