# sliceHover

CustomEvent.detail type: PieChartSliceEventDetail | null. Event names are case-sensitive.

Canonical: https://chart.syidax.com/docs/events/sliceHover/

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## Definition

Event name: `sliceHover`. Names are case-sensitive. Read the payload from `detail` on `CustomEvent<PieChartSliceEventDetail | null>`.

```javascript
chart.addEventListener('sliceHover', event => {
  console.log(event.detail); // PieChartSliceEventDetail | null
});
```

- [PieChartSliceEventDetail](https://chart.syidax.com/docs/types/PieChartSliceEventDetail.md) — Type definition

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## Related charts

- [sy-pie-chart](https://chart.syidax.com/docs/components/pie.md#event-sliceHover)