private void button1_Click(object sender, EventArgs e)
{
Emp e1 = new Emp(textBox1.Text, int.Parse(textBox2.Text),
double.Parse(textBox3.Text));
t[i++] = e1;
textBox1.Clear();
textBox2.Clear();
textBox3.Clear();
}
private void button4_Click(object sender, EventArgs e)
{
Emp e1 = (Emp)t[1];
MessageBox.Show(e1.ToString());
}