Функция mb_preg_match_all

if (!function_exists("mb_preg_match_all"))
{
function mb_preg_match_all($pattern, $subject, &$matches, $flags = PREG_PATTERN_ORDER, $offset = 0, $encoding = null)
{
if($encoding == null) $encoding = mb_internal_encoding();

$offset = strlen(mb_substr($subject, 0, $offset, $encoding));
$result = preg_match_all($pattern, $subject, $matches, $flags, $offset);

if ($result && ($flags & PREG_OFFSET_CAPTURE))
foreach($matches as &$match)
foreach($match as &$match)
$match[1] = mb_strlen(substr($subject, 0, $match[1]), $encoding);

return $result;
}
}