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A type that represents a position in the collection.
Declaration
Swift
public typealias Index = Either<A.Index, B.Index>
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The position of the first element in a nonempty collection.
Declaration
Swift
public var startIndex: Index { get }
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The collection’s “past the end” position—that is, the position one greater than the last valid subscript argument.
Declaration
Swift
public var endIndex: Index { get }
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Returns the position immediately after the given index.
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Accesses the element at the specified position.
Declaration
Swift
public subscript(position: Index) -> Element { get }