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   1  <?php
   2  /**
   3  * @version $Id: ucfirst.php 10381 2008-06-01 03:35:53Z pasamio $
   4  * @package utf8
   5  * @subpackage strings
   6  */
   7  
   8  //---------------------------------------------------------------
   9  /**
  10  * UTF-8 aware alternative to ucfirst
  11  * Make a string's first character uppercase
  12  * Note: requires utf8_strtoupper
  13  * @param string
  14  * @return string with first character as upper case (if applicable)
  15  * @see http://www.php.net/ucfirst
  16  * @see utf8_strtoupper
  17  * @package utf8
  18  * @subpackage strings
  19  */
  20  function utf8_ucfirst($str){
  21      switch ( utf8_strlen($str) ) {
  22          case 0:
  23              return '';
  24          break;
  25          case 1:
  26              return utf8_strtoupper($str);
  27          break;
  28          default:
  29              preg_match('/^(.{1})(.*)$/us', $str, $matches);
  30              return utf8_strtoupper($matches[1]).$matches[2];
  31          break;
  32      }
  33  }
  34