public function setSimultaneousLimit($count)
    {
        if (!is_int($count) || $count < 2) {
            throw new \InvalidArgumentException("setSimultaneousLimit count must be an int >= 2");
        }

        $this->simultaneousLimit = $count;
        return $this;
    }
public function setSimultaneousLimit($count)
    {
        if (!is_int($count) || $count < 2) {
            throw new \InvalidArgumentException("setSimultaneousLimit count must be an int >= 2");
        }

        $this->simultaneousLimit = $count;
        return $this;
    }
public function setSimultaneousLimit ( $ count ) { if ( ! is_int ( $ count ) || $ count < 2 ) { throw new \ InvalidArgumentException ( "setSimultaneousLimit count must be an int >= 2" ) ; } $ this -> simultaneousLimit = $ count ; return $ this ; }
Set the limit for how many cURL requests will be execute simultaneously.

Please be mindful that if you set this too high, requests are likely to fail
more frequently or automated software may perceive you as a DOS attack and
automatically block further requests.

@param int $count
@throws \InvalidArgumentException
@return $this
Set the limit for how many cURL requests will be execute simultaneously .