//
//  Data+add.swift
//  PrinterDemo
//
//  Created by ios on 2019/9/5.
//  Copyright © 2019 XiamenHY. All rights reserved.
//

import Foundation

public extension Data {
    
    var rfid_hexString : String {
        return self.map({ String.init(format: "%02x", $0)}).joined(separator: "")
    }
}
