JMathai\PhpMultiCurl\MultiCurl::addCurl PHP Méthode

    public function addCurl($ch)
    {
        if (gettype($ch) !== 'resource') {
            throw new MultiCurlInvalidParameterException('Parameter must be a valid curl handle');
        }
        $key = $this->getKey($ch);
        $this->requests[$key] = $ch;
        curl_setopt($ch, CURLOPT_HEADERFUNCTION, array($this, 'headerCallback'));
        $code = curl_multi_add_handle($this->mc, $ch);
        $this->startTimer($key);
        // (1)
        if ($code === CURLM_OK || $code === CURLM_CALL_MULTI_PERFORM) {
            do {
                $this->execStatus = curl_multi_exec($this->mc, $this->running);
            } while ($this->execStatus === CURLM_CALL_MULTI_PERFORM);
            return new MultiCurlManager($key);
        } else {
            return $code;
        }
    }