HttpRequest::getResponseInfo — Get response info
([ string $name
See http_get() for a full list of returned info.
If redirects were allowed and several responses were received, the data
references the last received response.
the info to read; if empty or omitted, an associative array containing
all available info will be returned
Returns either a scalar containing the value of the info matching name if
requested, FALSE on failure, or an associative array containing all