private void btnDouble_Click(object sender, EventArgs e)
{
double a = Convert.ToDouble(txtOp1.Text);
double b = Convert.ToDouble(txtOp2.Text);
Maxer M = new Maxer();
lblShow.Text = "最大值:" + M.Max(a, b);
}
private void btnTwoInt_Click(object sender, EventArgs e)
{
int a = Convert.ToInt32(txtOp1.Text);
int b = Convert.ToInt32(txtOp2.Text);
Maxer M = new Maxer();
lblShow.Text = "最大值:" + M.Max(a, b);
}