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

# Sequence Implementations

## Topics

### Structures

- [LazyPrefixWhileSequence.Iterator](swift/lazyprefixwhilesequence/iterator.md)

### Instance Properties

- [underestimatedCount](swift/lazyprefixwhilesequence/underestimatedcount.md)

### Instance Methods

- [allSatisfy(_:)](swift/lazyprefixwhilesequence/allsatisfy(_:).md)
- [compactMap(_:)](swift/lazyprefixwhilesequence/compactmap(_:)-29nfp.md)
- [contains(_:)](swift/lazyprefixwhilesequence/contains(_:).md)
- [contains(where:)](swift/lazyprefixwhilesequence/contains(where:).md)
- [count(where:)](swift/lazyprefixwhilesequence/count(where:).md)
- [dropFirst(_:)](swift/lazyprefixwhilesequence/dropfirst(_:).md)
- [dropLast(_:)](swift/lazyprefixwhilesequence/droplast(_:).md)
- [elementsEqual(_:)](swift/lazyprefixwhilesequence/elementsequal(_:).md)
- [elementsEqual(_:by:)](swift/lazyprefixwhilesequence/elementsequal(_:by:).md)
- [enumerated()](swift/lazyprefixwhilesequence/enumerated().md)
- [first(where:)](swift/lazyprefixwhilesequence/first(where:).md)
- [flatMap(_:)](swift/lazyprefixwhilesequence/flatmap(_:)-62fa.md)
- [flatMap(_:)](swift/lazyprefixwhilesequence/flatmap(_:)-9fckz.md)
- [forEach(_:)](swift/lazyprefixwhilesequence/foreach(_:).md)
- [joined()](swift/lazyprefixwhilesequence/joined()-1ob4c.md)
- [joined(separator:)](swift/lazyprefixwhilesequence/joined(separator:)-1n2gn.md)
- [joined(separator:)](swift/lazyprefixwhilesequence/joined(separator:)-26tel.md)
- [lexicographicallyPrecedes(_:)](swift/lazyprefixwhilesequence/lexicographicallyprecedes(_:).md)
- [lexicographicallyPrecedes(_:by:)](swift/lazyprefixwhilesequence/lexicographicallyprecedes(_:by:).md)
- [makeIterator()](swift/lazyprefixwhilesequence/makeiterator().md)
- [map(_:)](swift/lazyprefixwhilesequence/map(_:)-4uxrw.md)
- [max()](swift/lazyprefixwhilesequence/max().md)
- [max(by:)](swift/lazyprefixwhilesequence/max(by:).md)
- [min()](swift/lazyprefixwhilesequence/min().md)
- [min(by:)](swift/lazyprefixwhilesequence/min(by:).md)
- [prefix(_:)](swift/lazyprefixwhilesequence/prefix(_:).md)
- [reduce(_:_:)](swift/lazyprefixwhilesequence/reduce(_:_:).md)
- [reduce(into:_:)](swift/lazyprefixwhilesequence/reduce(into:_:).md)
- [reversed()](swift/lazyprefixwhilesequence/reversed().md)
- [shuffled()](swift/lazyprefixwhilesequence/shuffled().md)
- [shuffled(using:)](swift/lazyprefixwhilesequence/shuffled(using:).md)
- [sorted()](swift/lazyprefixwhilesequence/sorted().md)
- [sorted(by:)](swift/lazyprefixwhilesequence/sorted(by:).md)
- [split(maxSplits:omittingEmptySubsequences:whereSeparator:)](swift/lazyprefixwhilesequence/split(maxsplits:omittingemptysubsequences:whereseparator:).md)
- [split(separator:maxSplits:omittingEmptySubsequences:)](swift/lazyprefixwhilesequence/split(separator:maxsplits:omittingemptysubsequences:)-rqw4.md)
- [starts(with:)](swift/lazyprefixwhilesequence/starts(with:).md)
- [starts(with:by:)](swift/lazyprefixwhilesequence/starts(with:by:).md)
- [suffix(_:)](swift/lazyprefixwhilesequence/suffix(_:).md)
- [withContiguousStorageIfAvailable(_:)](swift/lazyprefixwhilesequence/withcontiguousstorageifavailable(_:).md)