String::getBinaryStrripos

static function getBinaryStrripos($haystack, $needle, $offset = 0)
{
	if (defined("BX_UTF"))
	{
		if (function_exists("mb_orig_strripos"))
		{
			return mb_orig_strripos($haystack, $needle, $offset);
		}

		return mb_strripos($haystack, $needle, $offset, "latin1");
	}

	return strripos($haystack, $needle, $offset);
}