| httr-package | 'httr' makes http easy. |
| accept_json | Add additional headers to a request. |
| accept_xml | Add additional headers to a request. |
| add_headers | Add additional headers to a request. |
| authenticate | Use http authentication. |
| BROWSE | Open specified url in browser. |
| build_url | Parse and build urls according to RFC1808. |
| config | Set curl options. |
| content | Extract content from a request. |
| DELETE | Send a DELETE request. |
| GET | GET a url. |
| guess_media | Guess the media type of a path from its extension. |
| handle | Create a handle tied to a particular host. |
| HEAD | Get url HEADers. |
| http_error | Take action on http error. |
| http_status | Give information on the status of a request. |
| httr | 'httr' makes http easy. |
| modify_url | Modify a url. |
| oauth1.0_token | Generate an oauth1.0 token. |
| oauth2.0_token | Generate an oauth2.0 token. |
| oauth_app | Create an OAuth application. |
| oauth_endpoint | Describe an OAuth endpoint. |
| oauth_endpoints | Popular oauth endpoints. |
| parsed_content | Extract content from a request. |
| parse_url | Parse and build urls according to RFC1808. |
| PATCH | Send PATCH request to a server. |
| POST | POST file to a server. |
| PUT | Send PUT request to server. |
| reset_config | Set (and reset) global httr configuration. |
| response | The response object. |
| set_config | Set (and reset) global httr configuration. |
| set_cookies | Set cookies. |
| stop_for_status | Take action on http error. |
| text_content | Extract content from a request. |
| timeout | Set maximum request time. |
| upload_file | Upload a file with 'POST' or 'PUT'. |
| url_ok | Check for an http OK status. |
| url_success | Check for an http success status. |
| user_agent | Set user agent. |
| use_proxy | Use a proxy to connect to the internet. |
| verbose | Give verbose output. |
| warn_for_status | Take action on http error. |
| with_config | Execute code with configuration set. |