<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title>Js 时间与字符串转示例</title>
<script type="text/javascript">
function formatDate(date, format) {
if (!date) return;
if (!format) format = "yyyy-MM-dd";
switch (typeof date) {
case "string":
date = new Date(date.replace(/-/, "/"));
break;
case "number":
date = new Date(date);
break;
}
if (!date instanceof Date) return;
var dict = {
"yyyy": date.getFullYear(),
"M": date.getMonth() + 1,
"d": date.getDate(),
"H": date.getHours(),
"m": date.getMinutes(),
"s": date.getSeconds(),
"MM": ("" + (date.getMonth() + 101)).substr(1),
"dd": ("" + (date.getDate() + 100)).substr(1),
"HH": ("" + (date.getHours() + 100)).substr(1),
"mm": ("" + (date.getMinutes() + 100)).substr(1),
"ss": ("" + (date.getSeconds() + 100)).substr(1)
};
return format.replace(/(yyyy|MM?|dd?|HH?|ss?|mm?)/g, function () {
return dict[arguments[0]];
});
} Date.prototype.Format = function (fmt) { //author: meizz
var o = {
"M+": this.getMonth() + 1, //月份
"d+": this.getDate(), //日
"h+": this.getHours(), //小时
"m+": this.getMinutes(), //分
"s+": this.getSeconds(), //秒
"q+": Math.floor((this.getMonth() + 3) / 3), //季度
"S": this.getMilliseconds() //毫秒
};
if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.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;
}
/*-----日期转字符串----start-----------*/
var time2 = new Date().Format("yyyy-MM-dd hh:mm:ss");
alert(time2);
/*-----日期转字符串----end-----------*/ /*-----字符串转日期----start-----------*/
var str = '2012-08-12 23:13:15';
str = str.replace(/-/g, "/");
var date = new Date(str);
alert(date.getFullYear());
/*-----字符串转日期----end-----------*/
</script>
</head>
<body> </body>
</html>