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

# core::fmt::Formatter

Configuration for formatting.

## Signature

```rust theme={null}

#[derive(Default, Drop)]
pub struct Formatter {
    pub buffer: ByteArray,
}
```

## Members

### buffer

The pending result of formatting.

#### Signature

```rust theme={null}
pub buffer: ByteArray
```