> For the complete documentation index, see [llms.txt](https://rocket-networking.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://rocket-networking.gitbook.io/docs/rocket-networking-code/persistent-objects/callback_createdpersistentobject.md).

# callback\_CreatedPersistentObject()

After you succesfully create a persistent object in your server, this callback function is called, and the unique id of the persistent object, which is a positive integer is returned.

```
function callback_CreatedPersistentObject(POid){
	show_message("You created a persistent object with id "+string(POid))

}
```