private void add_Click(object sender, EventArgs e)
{
try
{
int res = cal.Add(Convert.ToInt32(num1.Text), Convert.ToInt32(num2.Text));
result.Text = res.ToString();
}catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void button1_Click(object sender, EventArgs e)
{
try
{
//storing the result in int i
int i = cal.Add(int.Parse(textBox1.Text), int.Parse(textBox2.Text));
label2.Text = i.ToString();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
