js获取格式化日期方法
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript">
function dateFormat (date, fmt) { //author: meizz
if(!(date instanceof Date))
{
if(date==undefined||(date.trim()+"")=="")return "";
date = parseTime(date);
}
var o = {
"M+": date.getMonth()+1, //月份
"d+": date.getDate(), //日
"h+": date.getHours(), //小时
"m+": date.getMinutes(), //分
"s+": date.getSeconds(), //秒
"q+": Math.floor((date.getMonth() + 3) / 3), //季度
"S": date.getMilliseconds() //毫秒
};
if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
for (var k in o)
if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
return fmt;
}
function showTime(){
x = document.getElementById("curTime");
x.innerHTML = dateFormat(new Date(),"yyyyMMdd hh:mm:ss");
}
</script>
</head>
<body>
<button οnclick="showTime()">点我查看时间</button>
<h3><span id="curTime"></span></h3>
</body>
</html>
效果: