C#

kuscu wrote:

i must open an html file and i must see the text in it, not the hole html file.

public static int Add(object x,object y)
{
	int First;
	int Second;
	try
	{
		First = (int)x;
		Second = (int)y;
		return First + Second;
	}
	catch(Exception ex)
	{
		throw new Exception("Invalid values");
	}
	return 0;
}

Guffa wrote:

hat's not sending argument by reference, that's sending references as arguments.

class Program
{
    public static int Add(ref int x, ref int y)
    { 
        int result = x + y;
        Console.WriteLine("{0}", result);
        Console.ReadLine();
        return 10;
    }
    static void Main(string[] args)
    {
       int FirstNo = 10;
       int SecondNo = 20;
       int sum = Add(ref FirstNo ,ref  SecondNo);
       Console.WriteLine("{0}", sum);
       Console.ReadLine();
    }
}

kabutar wrote:

return 10;

kabutar wrote:

also one more doubt in your code u have used a,b and first number and second number .what is the purpose of those.