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19 lines
516 B
Swift
19 lines
516 B
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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//
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// stringlint:disable
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import Foundation
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public enum IPv4 {
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public static func toInt(_ ip: String) -> Int64? {
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let octets: [Int64] = ip.split(separator: ".").compactMap { Int64($0) }
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guard octets.count > 1 else { return nil }
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var result: Int64 = 0
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for i in stride(from: 3, through: 0, by: -1) {
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result += octets[ 3 - i ] << (i * 8)
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}
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return (result > 0 ? result : nil)
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}
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}
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