public function getResponseHeader($name)
    {
        $headers = $this->driver->getResponseHeaders();

        $name = strtolower($name);
        $headers = array_change_key_case($headers, CASE_LOWER);

        if (!isset($headers[$name])) {
            return null;
        }

        return is_array($headers[$name]) ? $headers[$name][0] : $headers[$name];
    }
public function getResponseHeader($name)
    {
        $headers = $this->driver->getResponseHeaders();

        $name = strtolower($name);
        $headers = array_change_key_case($headers, CASE_LOWER);

        if (!isset($headers[$name])) {
            return null;
        }

        return is_array($headers[$name]) ? $headers[$name][0] : $headers[$name];
    }
public function getResponseHeader ( $ name ) { $ headers = $ this -> driver -> getResponseHeaders ( ) ; $ name = strtolower ( $ name ) ; $ headers = array_change_key_case ( $ headers , CASE_LOWER ) ; if ( ! isset ( $ headers [ $ name ] ) ) { return null ; } return is_array ( $ headers [ $ name ] ) ? $ headers [ $ name ] [ 0 ] : $ headers [ $ name ] ; }
Returns specific response header.

@param string $name

@return string|null
Returns specific response header .