# set.containsAll · Rell standard library · Chromia Docs (concept)

> pure function containsAll(values: collection <-T>): boolean Deprecated (for removal): Use 'contains_all' instead Check if this collection contains all elem

Source: https://docs.chromia.com/pages/rell-stdlib/-rell-system-library/root/set/contains-all/

FUNCTION

# set.containsAll

```signature
pure function containsAll(values: collection<-T>): boolean
```

**Deprecated** (for removal): Use 'contains\_all' instead

Check if this collection contains all elements of another collection.

**Parameters**

* **values** — the collection to check against

**Returns**

`true` if this collection contains all elements of the given collection, `false` otherwise

Since 0.9.0

**Alias of** [set.contains\_all](https://docs.chromia.com/pages/rell-stdlib/-rell-system-library/root/set/contains_all/)

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