Removes the given number of elements from the end of the collection.
SDK
- Xcode 8.0+
Framework
- Swift Standard Library
Declaration
mutating func removeLast(_ k: Int)
Available when Self is Sub Sequence.
Parameters
kThe number of elements to remove.
kmust be greater than or equal to zero, and must be less than or equal to the number of elements in the collection.
Discussion
Complexity: O(1) if the collection conforms to Random; otherwise, O(k), where k is the number of elements to remove.