/** +---------------------------------------------------------- * 解密字符串 * +---------------------------------------------------------- * @access static +---------------------------------------------------------- * @param string $str 字符串 * @param string $key 加密key +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ function decrypt($str, $key) { if ($str == "") { return ""; } return Des::_des($key, $str, 0); }