> ## Documentation Index
> Fetch the complete documentation index at: https://starkware-9575960b-starkzapv4.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# core::nullable::Nullable

A type that can either be null or contain a boxed value.

## Signature

```rust theme={null}
pub extern type Nullable;
```


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