<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Document</title></head><body><div><span id="showTime"></span><script>var t =null;
t =setTimeout(time(),1000);//開始運行functiontime(){clearTimeout(t);//清除定時器
dt =newDate();var y = dt.getFullYear();var mt = dt.getMonth()+1;var day = dt.getDate();var h = dt.getHours();//獲取時var m = dt.getMinutes();//獲取分var s = dt.getSeconds();//獲取秒
document.getElementById("showTime").innerHTML = y +"年"+ mt +"月"+ day +"-"+ h +"時"+ m +"分"+ s +"秒 ";
t =setTimeout(time,1000);//設定定時器,循環運行}</script></div></body></html>