Data Extensions

Data+Numeric.swift

extension Data {
    /// 将二进制数据转换为 Int8 类型数值
    var uint8: UInt8 {
        var result: UInt8 = 0
        self.copyBytes(to: &result, count: MemoryLayout<UInt8>.size)
        return result
    }
  
    /// 将二进制数据转换为 Bool 类型数值
    var bool: Bool {
        guard let theData = first else { return false }
        return theData == 0x01
    }
}

Data+String.swift

extension Data {
    /// 将二进制数据转换为 16 进制字符串显示
    var hexString: String {
        return self.reduce("", { $0 + String(format: "%02x", $1) })
    }
}