---
title: NSPersistentStoreAsynchronousFetchResultCompletionBlock
framework: coredata
role: symbol
role_heading: Type Alias
path: coredata/nspersistentstoreasynchronousfetchresultcompletionblock
---

# NSPersistentStoreAsynchronousFetchResultCompletionBlock

A completion block that an asynchronous fetch request calls with a result.

## Declaration

```swift
typealias NSPersistentStoreAsynchronousFetchResultCompletionBlock = (NSAsynchronousFetchResult<any NSFetchRequestResult>) -> Void
```

## Parameters

- `result`: The result of the fetch request.