js timestamp与datetime之间的相互转换1 datetime 转换成 timestampstr 2015 08 0908 01 36 789 vard newDate strdate vartimestamp Math round d getTime document write timestamp timestamp 输出 timestamp 143
1. datetime转换成timestamp
strdate = “2015-08-09 08:01:36:789”;
var d = new Date(strdate);
var timestamp=Math.round(d.getTime());
document.write(“timestamp: “+timestamp+”<br>”);
输出:
timestamp: 89
其他方法:
var timestamp = Date.parse(strdate);
或者
var timestamp = d.valueOf();
注意:
strdate要加上毫秒,不然再转换成datetime会丢失毫秒
2. timestamp转换成datetime
function timeStamp2String (time){
var datetime = new Date();
datetime.setTime(time);
var year = datetime.getFullYear();
var month = datetime.getMonth() + 1;
var date = datetime.getDate();
var hour = datetime.getHours();
var minute = datetime.getMinutes();
var second = datetime.getSeconds();
var mseconds = datetime.getMilliseconds();
return year + “-” + month + “-” + date+” “+hour+”:”+minute+”:”+second+”.”+mseconds;
};
var time = “89”; //or time=00; 结果一样
var strdate2 = timeStamp2String(time);
document.write(“date: “+strdate2+”<br>”);
输出:
date: 2015-8-9 8:1:36.789
版权声明:本文内容由互联网用户自发贡献,该文观点仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请联系我们举报,一经查实,本站将立刻删除。
发布者:全栈程序员-站长,转载请注明出处:https://javaforall.net/233829.html原文链接:https://javaforall.net