---
title: Options Dictionary Key
framework: foundation
role: collectionGroup
role_heading: API Collection
path: foundation/options-dictionary-key
---

# Options Dictionary Key

Keys indicating options to use when generating the item provider’s data.

## Overview

Overview Keys are used in the dictionary passed to the options parameter of a NSItemProvider.LoadHandler block.

## Topics

### Constants

- [NSItemProviderPreferredImageSizeKey](foundation/nsitemproviderpreferredimagesizekey.md)

## See Also

### Constants

- [NSItemProvider.CompletionHandler](foundation/nsitemprovider/completionhandler.md)
- [NSItemProvider.LoadHandler](foundation/nsitemprovider/loadhandler.md)
- [Keys for Items Accessed in JavaScript Code](foundation/keys-for-items-accessed-in-javascript-code.md)
- [errorDomain](foundation/nsitemprovider/errordomain.md)
- [NSItemProviderFileOptions](foundation/nsitemproviderfileoptions.md)
- [NSItemProviderReading](foundation/nsitemproviderreading.md)
- [NSItemProviderWriting](foundation/nsitemproviderwriting.md)
- [NSItemProviderRepresentationVisibility](foundation/nsitemproviderrepresentationvisibility.md)
- [NSItemProvider.ErrorCode](foundation/nsitemprovider/errorcode.md)