---
title: URLSessionTaskMetrics.ResourceFetchType.unknown
framework: foundation
role: symbol
role_heading: Case
path: foundation/urlsessiontaskmetrics/resourcefetchtype/unknown
---

# URLSessionTaskMetrics.ResourceFetchType.unknown

The manner in which the resource was fetched could not be determined.

## Declaration

```swift
case unknown
```

## See Also

### Fetch types

- [URLSessionTaskMetrics.ResourceFetchType.networkLoad](foundation/urlsessiontaskmetrics/resourcefetchtype/networkload.md)
- [URLSessionTaskMetrics.ResourceFetchType.serverPush](foundation/urlsessiontaskmetrics/resourcefetchtype/serverpush.md)
- [URLSessionTaskMetrics.ResourceFetchType.localCache](foundation/urlsessiontaskmetrics/resourcefetchtype/localcache.md)