秒表 回帖计时器

秒表 回帖计时器 private void button2_Click(object sender, EventArgs e) { c = 0; i = 0; timer1.Enabled = false; button1.Text = "开始"; label1.Text = "0"; timer1.Interval = 1000; timer1.Enabled = true; } ///////////// private void button3_Click(object sender, EventArgs e) { if (TopMost == false) { TopMost = true; button3.Text = "置顶 开"; } else { TopMost = false; button3.Text = "置顶 关"; } }