/Swift/How to recieve hex value from NSData swift

How to recieve hex value from NSData swift

extension NSData {

    func hexString() -> String {
        return UnsafeBufferPointer<UInt8>(start: UnsafePointer<UInt8>(bytes), count: length)
            .reduce("") { $0 + String(format: "%02x", $1) }
    }

}

Source: riptutorial.com

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