---
title: Sequence Implementations
framework: swift
role: collectionGroup
role_heading: API Collection
path: swift/unfoldsequence/sequence-implementations
---

# Sequence Implementations

## Topics

### Instance Properties

- [lazy](swift/unfoldsequence/lazy.md)
- [underestimatedCount](swift/unfoldsequence/underestimatedcount.md)

### Instance Methods

- [allSatisfy(_:)](swift/unfoldsequence/allsatisfy(_:).md)
- [compactMap(_:)](swift/unfoldsequence/compactmap(_:).md)
- [contains(_:)](swift/unfoldsequence/contains(_:).md)
- [contains(where:)](swift/unfoldsequence/contains(where:).md)
- [count(where:)](swift/unfoldsequence/count(where:).md)
- [drop(while:)](swift/unfoldsequence/drop(while:).md)
- [dropFirst(_:)](swift/unfoldsequence/dropfirst(_:).md)
- [dropLast(_:)](swift/unfoldsequence/droplast(_:).md)
- [elementsEqual(_:)](swift/unfoldsequence/elementsequal(_:).md)
- [elementsEqual(_:by:)](swift/unfoldsequence/elementsequal(_:by:).md)
- [enumerated()](swift/unfoldsequence/enumerated().md)
- [filter(_:)](swift/unfoldsequence/filter(_:).md)
- [first(where:)](swift/unfoldsequence/first(where:).md)
- [flatMap(_:)](swift/unfoldsequence/flatmap(_:)-2njko.md)
- [flatMap(_:)](swift/unfoldsequence/flatmap(_:)-3xu1o.md)
- [forEach(_:)](swift/unfoldsequence/foreach(_:).md)
- [joined()](swift/unfoldsequence/joined().md)
- [joined(separator:)](swift/unfoldsequence/joined(separator:)-4nirn.md)
- [joined(separator:)](swift/unfoldsequence/joined(separator:)-9h36m.md)
- [lexicographicallyPrecedes(_:)](swift/unfoldsequence/lexicographicallyprecedes(_:).md)
- [lexicographicallyPrecedes(_:by:)](swift/unfoldsequence/lexicographicallyprecedes(_:by:).md)
- [makeIterator()](swift/unfoldsequence/makeiterator().md)
- [map(_:)](swift/unfoldsequence/map(_:).md)
- [max()](swift/unfoldsequence/max().md)
- [max(by:)](swift/unfoldsequence/max(by:).md)
- [min()](swift/unfoldsequence/min().md)
- [min(by:)](swift/unfoldsequence/min(by:).md)
- [prefix(_:)](swift/unfoldsequence/prefix(_:).md)
- [prefix(while:)](swift/unfoldsequence/prefix(while:).md)
- [reduce(_:_:)](swift/unfoldsequence/reduce(_:_:).md)
- [reduce(into:_:)](swift/unfoldsequence/reduce(into:_:).md)
- [reversed()](swift/unfoldsequence/reversed().md)
- [shuffled()](swift/unfoldsequence/shuffled().md)
- [shuffled(using:)](swift/unfoldsequence/shuffled(using:).md)
- [sorted()](swift/unfoldsequence/sorted().md)
- [sorted(by:)](swift/unfoldsequence/sorted(by:).md)
- [split(maxSplits:omittingEmptySubsequences:whereSeparator:)](swift/unfoldsequence/split(maxsplits:omittingemptysubsequences:whereseparator:).md)
- [split(separator:maxSplits:omittingEmptySubsequences:)](swift/unfoldsequence/split(separator:maxsplits:omittingemptysubsequences:).md)
- [starts(with:)](swift/unfoldsequence/starts(with:).md)
- [starts(with:by:)](swift/unfoldsequence/starts(with:by:).md)
- [suffix(_:)](swift/unfoldsequence/suffix(_:).md)
- [withContiguousStorageIfAvailable(_:)](swift/unfoldsequence/withcontiguousstorageifavailable(_:).md)