namespace _5.小闹钟程序

{ public partial class Form1 : Form{ public Form1(){ InitializeComponent();}//注册个timer事件private void timer1_Tick(object sender, EventArgs e){ //每隔一秒将当前的时间赋值给label//label是字符串类型，所以需要将时间转换为字符串类型label1.Text = DateTime.Now.ToString();//6:30分播放音乐叫我起床if(DateTime.Now.Hour==6 && DateTime.Now.Minute == 30 &&DateTime.Now.Second==00){ //新建播放音乐对象SoundPlayer sp = new SoundPlayer();//播放音乐路径,这里支持wav格式sp.SoundLocation = @"C:\Users\Administrator.USER-20180925HC\Desktop\1.wav";//到6：30分自动播放音乐sp.Play();}}

private void Form1_Load(object sender, EventArgs e)    {        //第一秒的时间，当程序加载时就加载        label1.Text = DateTime.Now.ToString();    }}

}