// // CollectionExtensions.swift // spm-licenses // // Created by Sergii Kryvoblotskyi on 11/11/19. // Copyright © 2019 MacPaw. All rights reserved. // import Foundation public extension Collection { /// Returns the element at the specified index iff it is within bounds, otherwise nil. subscript (safe index: Index) -> Element? { return indices.contains(index) ? self[index] : nil } }