Specify NonSerialized fields : Binary Serialization : File Directory Stream C# Examples

    
using  System;
using  System.IO;
using  System.Collections;
using  System.Runtime.Serialization;
using  System.Runtime.Serialization.Formatters.Binary;

[Serializable]
public  class  MyElement
{
        public  MyElement(string  name)
        {
                this.name  =  name;
                this.cacheValue  =  15;
        }
        public  override  string  ToString()
        {
                return(String.Format("{0}:  {1}",  name,  cacheValue));
        }
        string  name;

        [NonSerialized]
        int  cacheValue;
}

class  MainClass
{
        public  static  void  Main()
        {
                MyElement  ele  =  new  MyElement("name");

                Console.WriteLine("Initial  value");
                Console.WriteLine("{0}",  ele);
                
                //  write  to  binary,  read  it  back
                Stream  streamWrite  =  File.Create("MyElement.bin");
                BinaryFormatter  binaryWrite  =  new  BinaryFormatter();
                binaryWrite.Serialize(streamWrite,  ele);
                streamWrite.Close();
                
                Stream  streamRead  =  File.OpenRead("MyElement.bin");
                BinaryFormatter  binaryRead  =  new  BinaryFormatter();
                MyElement  element  =  (MyElement)  binaryRead.Deserialize(streamRead);
                streamRead.Close();
                
                Console.WriteLine("Values  after  binary  serialization");
                Console.WriteLine("{0}",  element);
                
        }
}