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Reverse a multibyte string in PHP

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It is a bit simpler reversing of multibyte strings.

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  1. <?php
  2. function mb_strev ($string, $encoding = null) {
  3.   if ($encoding === null) {
  4.     $encoding = mb_detect_encoding($string);
  5.   }
  6.  
  7.   $length = mb_strlen($string, $encoding);
  8.   $reversed = '';
  9.   while($length-- > 0) {
  10.     $reversed .= mb_substring($string, $length, 1, $encoding);
  11.   }
  12.  
  13.   return $reversed;
  14. }

URL: http://kvz.io/blog/2012/10/09/reverse-a-multibyte-string-in-php/

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