rc-js-util/docs/rc-js-util.ireadonlysetlike.md

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

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[Home](./index.md) &gt; [rc-js-util](./rc-js-util.md) &gt; [IReadonlySetLike](./rc-js-util.ireadonlysetlike.md)

## IReadonlySetLike interface


**Signature:**

```typescript
export interface IReadonlySetLike<TItem> 
```

## Methods

<table><thead><tr><th>

Method


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

[has(item)](./rc-js-util.ireadonlysetlike.has.md)


</td><td>


</td></tr>
</tbody></table>