ibm-cloud-sdk-core/build/docs/ibm-cloud-sdk-core.baseservice.setdefaultheaders.md

Core functionality to support SDKs generated with IBM's OpenAPI SDK Generator.

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[Home](./index.md) &gt; [ibm-cloud-sdk-core](./ibm-cloud-sdk-core.md) &gt; [BaseService](./ibm-cloud-sdk-core.baseservice.md) &gt; [setDefaultHeaders](./ibm-cloud-sdk-core.baseservice.setdefaultheaders.md)

## BaseService.setDefaultHeaders() method

Set the HTTP headers to be sent in every request.

**Signature:**

```typescript
setDefaultHeaders(headers: OutgoingHttpHeaders): void;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

headers


</td><td>

OutgoingHttpHeaders


</td><td>

the map of headers to include in requests.


</td></tr>
</tbody></table>
**Returns:**

void