voluptasmollitia/docs-exp/analytics.logevent_7.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/analytics](./analytics.md) &gt; [logEvent](./analytics.logevent_7.md)

## logEvent() function

Sends analytics event with given `eventParams`<!-- -->. This method automatically associates this logged event with this Firebase web app instance on this device.

List of recommended event parameters can be found in [the gtag.js reference documentation](https://developers.google.com/gtagjs/reference/event)<!-- -->.

<b>Signature:</b>

```typescript
export declare function logEvent(analyticsInstance: Analytics, eventName: 'login', eventParams?: {
    method?: EventParams['method'];
    [key: string]: any;
}, options?: AnalyticsCallOptions): void;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  analyticsInstance | [Analytics](./analytics.analytics.md) |  |
|  eventName | 'login' |  |
|  eventParams | { method?: [EventParams](./analytics.eventparams.md)<!-- -->\['method'\]; \[key: string\]: any; } |  |
|  options | [AnalyticsCallOptions](./analytics.analyticscalloptions.md) |  |

<b>Returns:</b>

void