public function curlOptSet($opt)
    {
        return isset($this->curlOpts[$opt]) || array_key_exists($opt, $this->curlOpts);
    }
public function curlOptSet($opt)
    {
        return isset($this->curlOpts[$opt]) || array_key_exists($opt, $this->curlOpts);
    }
public function curlOptSet ( $ opt ) { return isset ( $ this -> curlOpts [ $ opt ] ) || array_key_exists ( $ opt , $ this -> curlOpts ) ; }
Returns true if passed in curl option has a value

@param int $opt
@return bool
Returns true if passed in curl option has a value