Removes and returns the last element of the collection.
SDK
- Xcode 10.0+
Framework
- Swift Standard Library
Declaration
@discardableResult mutating func removeLast() -> Element
Return Value
The last element of the collection.
Discussion
The collection must not be empty.
Calling this method may invalidate all saved indices of this collection. Do not rely on a previously stored index value after altering a collection with any operation that can change its length.
Complexity: O(1)