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victor/hexString.swift

Created October 14, 2015 19:27
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Simpler way to obtain a String from a byte array (such as a device token)
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hexString.swift
import UIKit
let bytes: [UInt8] = [0xDE, 0xAD, 0xBE, 0xEF, 0x42]
let hex = bytes.reduce("", combine: { $0 + String($1, radix:16, uppercase:true) })
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