Instance MethodSwift

dropFirst(_:)

Returns a subsequence containing all but the given number of initial elements.

func dropFirst(_ k: Int = 1) -> Self.SubSequence

Parameters

k

The number of elements to drop from the beginning of the collection. k must be greater than or equal to zero.

Returns

A subsequence starting after the specified number of elements.

Overview

If the number of elements to drop exceeds the number of elements in the collection, the result is an empty subsequence.

let numbers = [1, 2, 3, 4, 5]
print(numbers.dropFirst(2))
// Prints "[3, 4, 5]"
print(numbers.dropFirst(10))
// Prints "[]"