Example #1
0
        private void button1_Click(object sender, EventArgs e)
        {
            rec a = new rec(Convert.ToInt32(textBox1.Text), Convert.ToInt32(textBox2.Text));

            ar          = a.getarea();
            label4.Text = "Area is :" + ar;
        }
Example #2
0
        private void button2_Click(object sender, EventArgs e)
        {
            rec a = new rec(Convert.ToInt32(textBox1.Text), Convert.ToInt32(textBox2.Text));

            ar = a.getarea();
            int cost = a.getcost(ar);

            label3.Text += "\n Cost is: " + cost;
        }