# PgPubSub.on() method · @imqueue/pg-pubsub

Source: https://imqueue.org/api/pg-pubsub/latest/pg-pubsub.pgpubsub.on_7/
Published: 2026-08-01
Author: @imqueue maintainers (https://github.com/imqueue)
Package: @imqueue/pg-pubsub 3.0.5 — generated reference, not hand-written

Sets `'message'` event handler

**Signature:**

```typescript
on(event: 'message', listener: typeof message): this;
```

## Parameters


| Parameter | Type | Description |
| --- | --- | --- |
| event | 'message' | `'message'` — a notification arrived on any listened channel |
| listener | typeof message | handler invoked when a notification arrived on any listened channel. |


**Returns:**

this