vendor/phputf8/substr_replace.php

   1 <?php
   2 /**
   3 * @version $Id: substr_replace.php,v 1.1 2006/02/25 13:50:17 harryf Exp $
   4 * @package utf8
   5 * @subpackage strings
   6 */
   7
   8 //---------------------------------------------------------------
   9 /**
  10 * UTF-8 aware substr_replace.
  11 * Note: requires utf8_substr to be loaded
  12 * @see http://www.php.net/substr_replace
  13 * @see utf8_strlen
  14 * @see utf8_substr
  15 */
  16 function utf8_substr_replace($str, $repl, $start , $length = NULL ) {
  17     preg_match_all('/./us', $str, $ar);
  18     preg_match_all('/./us', $repl, $rar);
  19     if( $length === NULL ) {
  20         $length = utf8_strlen($str);
  21     }
  22     array_splice( $ar[0], $start, $length, $rar[0] );
  23     return join('',$ar[0]);
  24 }