Question

ADO.NET里设计一个秒表计时器,点击开始按钮在文本框里从0开始增长!要具体代码!

Answer 1

补充上面,这里需要 2个button 一个控制记时开始 一个清0和一个timer控件和一个textbox控件

Answer 2

int i = 0;
private void StartBtn_Click(object sender, EventArgs e)
{
timer1.Enabled = true;
timer1.Interval = 1000;
}

private void timer1_Tick(object sender, EventArgs e)
{

i += 1;
textBox1.Text = i.ToString();
}

private void ClearBtn_Click(object sender, EventArgs e)
{
timer1.Enabled = false;
textBox1.Text = "0";
i = 0;
}