voluptasmollitia/docs-exp/storage.settablemetadata.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/storage](./storage.md) &gt; [SettableMetadata](./storage.settablemetadata.md)

## SettableMetadata interface

Object metadata that can be set at any time.

<b>Signature:</b>

```typescript
export interface SettableMetadata 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [cacheControl?](./storage.settablemetadata.cachecontrol.md) | string \| undefined | <i>(Optional)</i> Served as the 'Cache-Control' header on object download. |
|  [contentDisposition?](./storage.settablemetadata.contentdisposition.md) | string \| undefined | <i>(Optional)</i> Served as the 'Content-Disposition' header on object download. |
|  [contentEncoding?](./storage.settablemetadata.contentencoding.md) | string \| undefined | <i>(Optional)</i> Served as the 'Content-Encoding' header on object download. |
|  [contentLanguage?](./storage.settablemetadata.contentlanguage.md) | string \| undefined | <i>(Optional)</i> Served as the 'Content-Language' header on object download. |
|  [contentType?](./storage.settablemetadata.contenttype.md) | string \| undefined | <i>(Optional)</i> Served as the 'Content-Type' header on object download. |
|  [customMetadata?](./storage.settablemetadata.custommetadata.md) | { \[key: string\]: string; } \| undefined | <i>(Optional)</i> Additional user-defined custom metadata. |