23 lines
688 B
Swift
23 lines
688 B
Swift
/* SwiftFin is subject to the terms of the Mozilla Public
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* License, v2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* Copyright 2021 Aiden Vigue & Jellyfin Contributors
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*/
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import Foundation
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public extension Collection {
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/// SwifterSwift: Safe protects the array from out of bounds by use of optional.
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///
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/// let arr = [1, 2, 3, 4, 5]
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/// arr[safe: 1] -> 2
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/// arr[safe: 10] -> nil
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///
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/// - Parameter index: index of element to access element.
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subscript(safe index: Index) -> Element? {
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return indices.contains(index) ? self[index] : nil
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}
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}
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