[API reference](https://evolu.dev/docs/api-reference) › [@evolu/sqlite-wasm](https://evolu.dev/docs/api-reference/sqlite-wasm) › copyWasmBytes

```ts
function copyWasmBytes(
  deps: SqliteWasmDep,
): (ptr: WasmPtr, byteLength: number) => Uint8Array<ArrayBuffer>;
```

Defined in: [packages/sqlite-wasm/src/Memory.ts:119](https://github.com/evoluhq/evolu/blob/bc4578a260dd15d5bbf94b83765ca05984d194cb/packages/sqlite-wasm/src/Memory.ts#L119)

Copies bytes out of wasm memory into a new `ArrayBuffer`, so the result can
be transferred to another worker.