# virtual_map.empty · Rell standard library · Chromia Docs (concept)

> pure function empty(): boolean Check if this map is empty. Returns true if this map is empty, false otherwise Since 0.6.0

Source: https://docs.chromia.com/pages/rell-stdlib/-rell-system-library/root/virtual_map/empty/

FUNCTION

# virtual\_map.empty

```signature
pure function empty(): boolean
```

Check if this map is empty.

**Returns**

`true` if this map is empty, `false` otherwise

Since 0.6.0

[View this page on docs.chromia.com](https://docs.chromia.com/pages/rell-stdlib/-rell%20-system%20-library/%5Broot%5D/virtual_map/empty.html)Generated API reference, mirrored from the live docs