完整代码|利用JS显示时间日期（怎么用js显示时间）
时间：2021-06-02 13:40:32 阅读：1692
<meta charset="utf-8">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>动态年月日时分秒</title>
<script language="javascript" type="text/javascript">
function now(){
var today=new Date(); //声明日期对象实例
var year=today.getFullYear(); //获取年份
var month=today.getMonth()+1; //获取月份(0-11)
var day=today.getDate(); //获取日
var hour=today.getHours(); //获取小时
var minute=today.getMinutes(); //获取分钟
var second=today.getSeconds(); //获取秒
var week=today.getDay(); //获取星期(0-6)
var week_array=new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
month=month<10 ? "0"+month : month;
day=day<10 ? "0"+day : day;
hour=hour<10 ? "0"+hour : hour;
minute=minute<10 ? "0"+minute : minute;
second=second<10 ? "0"+second : second;
var time="<font color='#999999'><b>今天是：</b></font>"+year+"年"+month+"月"+day+"日 "+week_array[week]+" "+hour+":"+minute+":"+second;
bgclock.innerHTML=time;
setTimeout("now()",1000);
}
</script>
</head>
<body>
<div id="bgclock"><script language="javascript">now();</script></div>
</body>
</html>点击运行测试
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