public function postForm($url, array $params = [], $timeout = null)
    {
        $body = $this->createQueryString($params);
        return $this->post($url, $body, \Zend\Http\Client::ENC_URLENCODED, $timeout);
    }
public function postForm($url, array $params = [], $timeout = null)
    {
        $body = $this->createQueryString($params);
        return $this->post($url, $body, \Zend\Http\Client::ENC_URLENCODED, $timeout);
    }
public function postForm ( $ url , array $ params = [ ] , $ timeout = null ) { $ body = $ this -> createQueryString ( $ params ) ; return $ this -> post ( $ url , $ body , \ Zend \ Http \ Client :: ENC_URLENCODED , $ timeout ) ; }
Post form data.

@param string $url     Request URL
@param array  $params  Form data
@param float  $timeout Request timeout in seconds

@return \Zend\Http\Response
Post form data .