Type Method

fetchAssetCollections(with:subtype:options:)

Retrieves asset collections of the specified type and subtype.

Declaration

class func fetchAssetCollections(with type: PHAssetCollectionType, subtype: PHAssetCollectionSubtype, options: PHFetchOptions?) -> PHFetchResult<PHAssetCollection>

Parameters

type

A type of asset collection, such as an album or a moment. See PHAssetCollectionType.

subtype

A subtype of asset collection. See PHAssetCollectionSubtype.

options

Options that specify a filter predicate and sort order for the fetched asset collections, or nil to use default options. For details, see PHFetchOptions.

Return Value

A fetch result that contains the requested PHAssetCollection objects, or an empty fetch result if no objects match the request.

Discussion

By default, the returned PHFetchResult object contains all asset collections with the specified type and subtype. To retrieve a more specific set of asset collections, provide a PHFetchOptions object containing a filter predicate.

See Also

Fetching Asset Collections

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