C#将字节数组转换成数字的方法

// Create a decimal from a byte array
public static decimal ByteArrayToDecimal (byte[] src) {
 // Create a MemoryStream containing the byte array
 using (MemoryStream stream = new MemoryStream(src)) {
  // Create a BinaryReader to read the decimal from the stream
  using (BinaryReader reader = new BinaryReader(stream)) {
   // Read and return the decimal from the
   // BinaryReader/MemoryStream
   return reader.ReadDecimal();
  }
 }
}