> For the complete documentation index, see [llms.txt](https://textav.gitbook.io/firebase-react-notes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://textav.gitbook.io/firebase-react-notes/cloud-functions/call-functions-via-http-requests.md).

# Call functions via HTTP requests

[Call functions via HTTP requests](https://firebase.google.com/docs/functions/http-events)

```javascript
exports.date = functions.https.onRequest((req, res) => {
  // ...
});
```

```javascript
exports.helloWorldPublic = functions.https.onRequest((request, response) => {
  response.send("Hello World");
});
```

<https://firebase.google.com/docs/functions/local-emulator#serve_http_functions_from_the_command_line>