需求做了，QA没时间测，偷个懒写了这个东东，网上有很多，本来想弄百度开发者，但是不太懂怎么弄，所以，你懂的
<!DOCTYPE html>
<html>
<head>
<title>UNIX时间戳/日期转换</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link href="http://cdn.bootcss.com/twitter-bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet">
<script src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
<script type="text/javascript">
//时间戳转日期时间
function getDate() {
var UnixTime = $(\'#UnixTime\').val() * 1000;
var dateObj = new Date(UnixTime);
var UnixTimeToDate = dateObj.getUTCFullYear() + \' 年 \' + (dateObj.getUTCMonth() +1 ) + \' 月 \' + dateObj.getUTCDate() + \' 日 \' + dateObj.getUTCHours() + \':\' + dateObj.getUTCMinutes() + \':\' + dateObj.getUTCSeconds();
$(\'#UnixTimeToDate\').text(UnixTimeToDate);
}
//日期时间转时间戳
function getUnixTime() {
var year = parseInt($(\'#year\').val());
var month = parseInt($(\'#month\').val());
var day = parseInt($(\'#day\').val());
var hour = parseInt($(\'#hour\').val());
var minute = parseInt($(\'#minute\').val());
var second = parseInt($(\'#second\').val());
var now = new Date(new Date().getTime() + 28800000);//东8区时间偏移量为28800000毫秒
if(isNaN(year)) { year = now.getUTCFullYear(); }
if(isNaN(month)) { month = now.getUTCMonth(); } else { month--; }
if(isNaN(day)) { day = now.getUTCDate(); }
if(isNaN(hour)) { hour = now.getUTCHours(); }
if(isNaN(minute)) { minute = now.getUTCMinutes(); }
if(isNaN(second)) { second = now.getUTCSeconds(); }
var UnixTime = new Date(Date.UTC(year,month,day,hour,minute,second));
$(\'#DateToUnixTime\').text(UnixTime/1000);
$(\'#year\').val(year);
$(\'#month\').val(month+1);
$(\'#day\').val(day);
$(\'#hour\').val(hour);
$(\'#minute\').val(minute);
$(\'#second\').val(second);
}
//当前时间
setInterval("clock()",50);
function clock() {
var UnixTime = new Date().getTime();
var now = new Date(UnixTime+28800000);
$(\'#now\').text(now.getUTCFullYear() + \' 年 \' + now.getUTCMonth() + \' 月 \' + now.getUTCDate() + \' 日 \' + now.getUTCHours() + \':\' + now.getUTCMinutes() + \':\' + now.getUTCSeconds());
$(\'#nowUnix\').text(parseInt(UnixTime/1000));
}
//复制当前时间戳
function copyUnixTime() {
$(\'#UnixTime\').val($(\'#nowUnix\').text());
}
</script>
<style type=\'text/css\'>
body { background-color: #CCC; }
#content { background-color: #FFF; border-radius: 5px; }
#content .main { padding: 20px; }
#content .sidebar { padding: 10px; }
#content p { line-height: 30px; }
</style>
</head>
<body>
<div class=\'container\'>
<h1>UNIX时间戳/日期转换</h1>
<div id=\'content\' class=\'row-fluid\'>
<div class=\'main\'>
<p>
当前时间<span id="now" style="width:200px;display: inline-block;background: #ABCDEF;"></span>
时间戳<span id="nowUnix" style="width:200px;display: inline-block;background: #ABCDEF;"></span><a href="javascrip:;" class="btn" onclick="copyUnixTime()">复制时间戳到输入框</a>
</p>
<p>
<label style="width:100px;" for="UnixTime">UNIX时间戳</label><input type="text" id="UnixTime" />
<input type="button" value="转换" class="btn btn-navbar" onclick="getDate()"/>
格式化后结果<span id="UnixTimeToDate" style="width:200px;display: inline-block;background: #ABCDEF;"> </span>
<p>
<p>
<input type="text" id="year" style="width:60px;" />
<label style="width:1em;" for="year">年</label>
<input type="text" id="month" style="width:60px;" />
<label style="width:1em;" for="month">月</label>
<input type="text" id="day" style="width:60px;" />
<label style="width:1em;" for="day">日</label>
<input type="text" id="hour" style="width:60px;" />
<label style="width:1em;" for="hour">时</label>
<input type="text" id="minute" style="width:60px;" />
<label style="width:1em;" for="minute">分</label>
<input type="text" id="second" style="width:60px;" />
<label style="width:1em;" for="second">秒</label>
<input type="button" value="转换" class="btn btn-navbar" onclick="getUnixTime()"/>
转化后结果<span id="DateToUnixTime" style="width:200px;display: inline-block;background: #ABCDEF;"> </span>
<p>
</div>
</div>
</div>
</body>
</html>