# makeComparator

<!-- DO NOT EDIT: this page is autogenerated from the type comments -->

```ts
function makeComparator(opts, scope?): (a, b) => number;
```

Defined in: [packages/db/src/utils/comparison.ts:141](https://github.com/TanStack/db/blob/main/packages/db/src/utils/comparison.ts#L141)

**`Internal`**

Used by first-party collection adapters.

## Parameters

### opts

`CompareOptions`

### scope?

`"values"` \| `"index"` = `...`

## Returns

(`a`, `b`) => `number`