Date日期对象

html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>title>
head>
<body οnlοad="startTime()">
<script>
    var date = new Date();
    document.write("当前时间为:"+date);
    document.write("
"
); document.write("当前年份为:"+date.getFullYear()+"年"); document.write("
"
); document.write("从初始值到目前为止的毫秒数:"+date.getTime()); document.write("
"
); date.setFullYear(2000,1,1); document.write("修改后的时间为:"+date); document.write("
"
); document.write("
"
); document.write("实时显示当前时间"); function startTime(){ var today = new Date(); var h = today.getHours(); var m = today.getMinutes(); var s = today.getSeconds(); m = checkTime(m); s = checkTime(s); document.getElementById("time").innerHTML = h + ":" + m + ":" +s; t = setTimeout(function(){ startTime(); },1000); } function checkTime(i){ if(i<10){ i = "0"+i; } return i; } script> <div id="time">div> body> html>

你可能感兴趣的:(Date日期对象)