---
title: Deprecated
framework: swift
role: collectionGroup
role_heading: API Collection
path: swift/deprecated
---

# Deprecated

## Topics

### Deprecated Functions

- [async(priority:operation:)](swift/async(priority:operation:)-2y0dc.md)
- [async(priority:operation:)](swift/async(priority:operation:)-684z0.md)
- [asyncDetached(priority:operation:)](swift/asyncdetached(priority:operation:)-6wbk6.md)
- [asyncDetached(priority:operation:)](swift/asyncdetached(priority:operation:)-79mp7.md)
- [asyncDetached(priority:operation:)](swift/asyncdetached(priority:operation:)-79mp7.md)
- [detach(priority:operation:)](swift/detach(priority:operation:)-2h9ty.md)
- [detach(priority:operation:)](swift/detach(priority:operation:)-4948v.md)

### Deprecated Type Aliases

- [ArrayLiteralConvertible](swift/arrayliteralconvertible.md)
- [BidirectionalIndexable](swift/bidirectionalindexable.md)
- [BidirectionalSlice](swift/bidirectionalslice.md)
- [BooleanLiteralConvertible](swift/booleanliteralconvertible.md)
- [ClosedRangeIndex](swift/closedrangeindex.md)
- [CustomPlaygroundQuickLookable](swift/customplaygroundquicklookable.md)
- [DefaultBidirectionalIndices](swift/defaultbidirectionalindices.md)
- [DefaultRandomAccessIndices](swift/defaultrandomaccessindices.md)
- [DictionaryIterator](swift/dictionaryiterator.md)
- [DictionaryLiteralConvertible](swift/dictionaryliteralconvertible.md)
- [EmptyIterator](swift/emptyiterator.md)
- [ExtendedGraphemeClusterLiteralConvertible](swift/extendedgraphemeclusterliteralconvertible.md)
- [FlattenBidirectionalCollectionIndex](swift/flattenbidirectionalcollectionindex.md)
- [FlattenBidirectionalCollection](swift/flattenbidirectionalcollection.md)
- [FlattenCollectionIndex](swift/flattencollectionindex.md)
- [FloatLiteralConvertible](swift/floatliteralconvertible.md)
- [IndexableBase](swift/indexablebase.md)
- [Indexable](swift/indexable.md)
- [IntegerLiteralConvertible](swift/integerliteralconvertible.md)
- [IteratorOverOne](swift/iteratoroverone.md)
- [JoinedIterator](swift/joinediterator.md)
- [LazyBidirectionalCollection](swift/lazybidirectionalcollection.md)
- [LazyDropWhileBidirectionalCollection](swift/lazydropwhilebidirectionalcollection.md)
- [LazyDropWhileIndex](swift/lazydropwhileindex.md)
- [LazyDropWhileIterator](swift/lazydropwhileiterator.md)
- [LazyFilterBidirectionalCollection](swift/lazyfilterbidirectionalcollection.md)
- [LazyFilterIndex](swift/lazyfilterindex.md)
- [LazyFilterIterator](swift/lazyfilteriterator.md)
- [LazyMapBidirectionalCollection](swift/lazymapbidirectionalcollection.md)
- [LazyMapIterator](swift/lazymapiterator.md)
- [LazyMapRandomAccessCollection](swift/lazymaprandomaccesscollection.md)
- [LazyPrefixWhileBidirectionalCollection](swift/lazyprefixwhilebidirectionalcollection.md)
- [LazyPrefixWhileIndex](swift/lazyprefixwhileindex.md)
- [LazyPrefixWhileIterator](swift/lazyprefixwhileiterator.md)
- [LazyRandomAccessCollection](swift/lazyrandomaccesscollection.md)
- [MutableBidirectionalSlice](swift/mutablebidirectionalslice.md)
- [MutableIndexable](swift/mutableindexable.md)
- [MutableRandomAccessSlice](swift/mutablerandomaccessslice.md)
- [MutableRangeReplaceableBidirectionalSlice](swift/mutablerangereplaceablebidirectionalslice.md)
- [MutableRangeReplaceableRandomAccessSlice](swift/mutablerangereplaceablerandomaccessslice.md)
- [MutableRangeReplaceableSlice](swift/mutablerangereplaceableslice.md)
- [MutableSlice](swift/mutableslice.md)
- [NilLiteralConvertible](swift/nilliteralconvertible.md)
- [RandomAccessIndexable](swift/randomaccessindexable.md)
- [RandomAccessSlice](swift/randomaccessslice.md)
- [RangeReplaceableBidirectionalSlice](swift/rangereplaceablebidirectionalslice.md)
- [RangeReplaceableIndexable](swift/rangereplaceableindexable.md)
- [RangeReplaceableRandomAccessSlice](swift/rangereplaceablerandomaccessslice.md)
- [RangeReplaceableSlice](swift/rangereplaceableslice.md)
- [ReversedIndex](swift/reversedindex.md)
- [ReversedRandomAccessCollection](swift/reversedrandomaccesscollection.md)
- [StringInterpolationConvertible](swift/stringinterpolationconvertible.md)
- [StringLiteralConvertible](swift/stringliteralconvertible.md)
- [UnicodeScalarLiteralConvertible](swift/unicodescalarliteralconvertible.md)
- [UnsafeBufferPointerIterator](swift/unsafebufferpointeriterator.md)
- [UnsafeMutableRawBufferPointerIterator](swift/unsafemutablerawbufferpointeriterator.md)
- [UnsafeRawBufferPointerIterator](swift/unsaferawbufferpointeriterator.md)
- [Zip2Iterator](swift/zip2iterator.md)