# compare

`import { compare } from "destack:bytes";`

Compare two byte sequences lexicographically.

```ds title="compare"
export function compare(left: &'a readonly [uint8], right: &'b readonly [uint8]): int32
```

[language/library/src/bytes/bytes.ds:163:165](https://github.com/destack-sh/destack/blob/main/language/library/src/bytes/bytes.ds#L163-L165)