Box a struct, change its value and unbox it : Box Unbox « struct « C# / CSharp Tutorial

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C# / CSharp Tutorial » struct » Box Unbox 
6. 14. 2. Box a struct, change its value and unbox it
 

public interface IModifyMyStruct
{
   int X
   {
      get;
      set;
   }
}

public struct MyStruct : IModifyMyStruct
{
   public int x;

   public int X
   {
      get
      {
         return x;
      }

      set
      {
         x = value;
      }
   }

   public override string ToString()
   {
      return x.ToString();
   }
}

public class MainClass
{
   static void Main()
   {
      MyStruct myval = new MyStruct();
      myval.x = 123;

      object obj = myval;
      System.Console.WriteLine"{0}", obj.ToString() );

      IModifyMyStruct iface = (IModifyMyStructobj;
      iface.X = 456;
      System.Console.WriteLine"{0}", obj.ToString() );

      MyStruct newval = (MyStructobj;
      System.Console.WriteLine"{0}", newval.ToString() );
   }
}

        
123
456
456
  
6. 14. Box Unbox
6. 14. 1. Box and unbox a struct
6. 14. 2. Box a struct, change its value and unbox it
6. 14. 3. Box struct to call its implemented interface
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