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<?php
/**
* @version $Id: substr_replace.php,v 1.1 2006/02/25 13:50:17 harryf Exp $
* @package utf8
* @subpackage strings
*/
/**
* UTF-8 aware substr_replace.
* Note: requires utf8_substr to be loaded
* @see http://www.php.net/substr_replace
* @see utf8_strlen
* @see utf8_substr
*/
function utf8_substr_replace($str, $repl, $start , $length=null)
{
preg_match_all('/./us', $str, $ar);
preg_match_all('/./us', $repl, $rar);
if(is_null($length))
$length = utf8_strlen($str);
array_splice($ar[0], $start, $length, $rar[0]);
return implode($ar[0]);
}
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