8000 Made Peek() a computed property by codeOfRobin · Pull Request #294 · kodecocodes/swift-algorithm-club · GitHub
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Made Peek() a computed property #294

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Merged
merged 1 commit into from
Nov 20, 2016
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Made Peek() a computed property #294

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4 changes: 2 additions & 2 deletions Queue/Queue.playground/Contents.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ public struct Queue<T> {
}
}

public func peek() -> T? {
public var peek: T? {
return array.first
}
}
Expand All @@ -56,7 +56,7 @@ queueOfNames.dequeue()

// Return the first element in the queue.
// Returns "Lisa" since "Carl" was dequeued on the previous line.
queueOfNames.peek()
queueOfNames.peek

// Check to see if the queue is empty.
// Returns "false" since the queue still has elements in it.
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