# gaugeHover

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

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

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## Definition

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

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

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

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## Related charts

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