[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Bytes](https://evolu.dev/docs/api-reference/common/Bytes) › encodeLength

```ts
function encodeLength(buffer: Buffer, value: ArrayLike<unknown>): void;
```

Defined in: [packages/common/src/Bytes.ts:374](https://github.com/evoluhq/evolu/blob/dd96d79f1dbe9a49fa12ce8e0aa7d3d0177795ca/packages/common/src/Bytes.ts#L374)

Encodes the length of an array-like value.