2回答

• 

  qq_Rainy小迪_0

  2017-10-16 15:41:37

  var mydate=new Date();

    document.write("当前时间："+mydate+"<br>");

  mydate.setTime(mydate.getTime()-60*60*1000);

    document.write("快1个小时" + mydate);

  0 0
• 

  慕村5466052

  2017-07-27 16:22:28

  var now = new  Date();

    now.setTime( now.getTime()  +  60 * 60 * 1000);

  
  

  0 0