# Function: loggerLink()

> 

> **loggerLink**\<`TRouter`\>(`opts`?): [`TRPCLink`](https://trpc.io/docs/typedoc/react-query/index/type-aliases/TRPCLink.md)\<`TRouter`\>

Defined in: packages/client/dist/loggerLink-Daki\_B65.d.mts:66

Logs each call when it starts, and each result or error it gets with the
time since the start.

## Type Parameters

| Type Parameter | Default type |
| ------ | ------ |
| `TRouter` *extends* `AnyRouter` | `AnyRouter` |

## Parameters

| Parameter | Type |
| ------ | ------ |
| `opts`? | [`LoggerLinkOptions`](https://trpc.io/docs/typedoc/react-query/index/interfaces/LoggerLinkOptions.md)\<`TRouter`\> |

## Returns

[`TRPCLink`](https://trpc.io/docs/typedoc/react-query/index/type-aliases/TRPCLink.md)\<`TRouter`\>

## See

https://trpc.io/docs/client/links/loggerLink