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[Home](./index.md) &gt; [rc-js-util](./rc-js-util.md) &gt; [IDirtyCheckedUniqueCollection](./rc-js-util.idirtycheckeduniquecollection.md) &gt; [isDirty](./rc-js-util.idirtycheckeduniquecollection.isdirty.md)

## IDirtyCheckedUniqueCollection.isDirty property

**Signature:**

```typescript
readonly isDirty: boolean;
```