> For the complete documentation index, see [llms.txt](https://docs.obto.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.obto.co/reference/functions.md).

# Functions

Copy Documents

```
new CopyDocuments("<collection>", {
    session: currentSession,
    domain: domain
}, {
    session: nextSession,
    domain: domain
}, {
    session: nextSession,
    domain: domain
}, '<unique-key>').copy(() => {
    ob.log("Done");
});
```