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cybertk/UInt32+IPv4String.swift

Created August 17, 2015 07:55
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  1. cybertk created this gist Aug 17, 2015.
    24 changes: 24 additions & 0 deletions UInt32+IPv4String.swift
    View file
    Original file line number Diff line number Diff line change
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    //
    // UInt32+IPv4String.swift
    // Cybertk
    //
    // Created by Quanlong He on 8/14/15.
    // Copyright © 2015 Quanlong He. All rights reserved.
    //

    import Foundation

    extension UInt32 {

    public func IPv4String() -> String {

    let ip = self

    let byte1 = UInt8(ip & 0xff)
    let byte2 = UInt8((ip>>8) & 0xff)
    let byte3 = UInt8((ip>>16) & 0xff)
    let byte4 = UInt8((ip>>24) & 0xff)

    return "\(byte1).\(byte2).\(byte3).\(byte4)"
    }
    }