public static AddClass operator +(AddClass op1, AddClass op2)
{
AddClass obj = new AddClass();
obj.val = op1.val + op2.val;
return(obj);
}
static void Main(string[] args)
{
AddClass op1 = new AddClass();
op1.val = 1;
AddClass op2 = new AddClass();
op2.val = 2;
AddClass op3 = op1 + op2;
Console.WriteLine("op1 + op2 = {0}", op3.val);
}