Instance Method

removeLast()

Removes and returns the last element of the collection.

Declaration

@discardableResult mutating func removeLast() -> Unicode.Scalar

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)