C# 수치형 데이터를 바이트 배열로 변환하는 방법

 
  
private void Value_ByteArray() 
   
  
{
double doublevalue = 258.0;
Int32 intvalue = 258;
string strValue = "258";
Int16 int16value = 258;
MemoryStream doublemem = new MemoryStream();
BinaryWriter doublebyteWR = new BinaryWriter(doublemem);
doublebyteWR.Write(doublevalue);
//doublemem.Close();
BinaryReader doubleReader = new BinaryReader(doublemem);
doublemem.Seek(0, SeekOrigin.Begin);
double heh = doubleReader.ReadDouble();//heh   257.0
MemoryStream intmem = new MemoryStream();
BinaryWriter intbyteWR = new BinaryWriter(intmem);
intbyteWR.Write(intvalue);
MemoryStream strmem = new MemoryStream();
BinaryWriter strbyteWR = new BinaryWriter(strmem);
strbyteWR.Write(strValue);
MemoryStream int16mem = new MemoryStream();
BinaryWriter int16byteWR = new BinaryWriter(int16mem);
int16byteWR.Write(int16value);
byte[] bufferdouble = doublemem.ToArray();
byte[] bufferint = intmem.ToArray();
byte[] bufferint16 = int16mem.ToArray();
byte[] bufferstr = strmem.ToArray();
 
  
}

 
 

 
  
Int16[] int16Array =new Int16[3]{0,258,1} ; 
  
MemoryStream int16mem = new MemoryStream(); 
  
BinaryWriter int16byteWR = new BinaryWriter(int16mem); 
  
foreach (Int16 hehe in int16Array) 
  
{ 
  
     int16byteWR.Write(hehe); 
  
} 
  
byte[] bufferint16 = int16mem.ToArray();//0 0 2 1 1 0 
  
BinaryReader int16Reader = new BinaryReader(int16mem); 
  
int16mem.Seek(0, SeekOrigin.Begin); 
  
Int16[] int16Arraynew=new Int16[3]; 
  
for (int i = 0; i < int16mem.Length/2; i ++) 
  
{ 
  
int16Arraynew[i] = int16Reader.ReadInt16();//[0,258,1] 
  
}