swift Int数组转Data UInt8数组转Data Data转UInt8数组

swift Int数组转Data UInt8数组转Data Data转UInt8数组

var mBytes:[UInt8]  =  [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
var data:Data = Data(bytes: mBytes, count: mBytes.count);

var bytes = [UInt8](data)
print(bytes)