voluptasmollitia/docs-exp/app.setloglevel.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/app](./app.md) &gt; [setLogLevel](./app.setloglevel.md)

## setLogLevel() function

Sets log level for all Firebase SDKs.

All of the log types above the current log level are captured (i.e. if you set the log level to `info`<!-- -->, errors are logged, but `debug` and `verbose` logs are not).

<b>Signature:</b>

```typescript
export declare function setLogLevel(logLevel: LogLevelString): void;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  logLevel | LogLevelString |  |

<b>Returns:</b>

void