if ($this->format == 'float') {
            # Float val = 7 signs after .
            $context->logModel(__METHOD__, __LINE__);
            return (float) bcsub(1, bcadd(1, $sign . '.' . random_int($min, pow(2, 23)) . 'e' . $sige . random_int(0, pow(2, 8))));
        }