# showTooltipAtParty

Item-only — programmatic tooltip open on a party.

Canonical: https://chart.syidax.com/docs/methods/showTooltipAtParty/

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## Definition

```typescript
showTooltipAtParty(idOrIndex: string | number): Promise<ItemChartPointEventDetail | null>
```

| Arguments | Type | Required |
| --- | --- | --- |
| `idOrIndex` | `string \| number` | Required |

Return type: `Promise<ItemChartPointEventDetail | null>`. Call the method after element registration and await its Promise result.

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

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## Related charts

- [sy-item-chart](https://chart.syidax.com/docs/components/item.md#method-showTooltipAtParty)