SOURCE

function write(str){
    document.write(str+"<br/>")
}
write("定义一个时间对象============");
var oToday=new Date();
write(oToday);

write("获取时间对象年，月，日，时，分，秒")
write("年："+oToday.getFullYear());
write("月："+(oToday.getMonth()+1));
write("日："+(oToday.getDate()));
write("时："+(oToday.getHours()));
write("分："+(oToday.getMinutes()));
write("秒："+(oToday.getSeconds()));

write("设置时间对象的年，月，日，时，分，秒（2019-6-1 11：30：58 888）========");
var oMyBirthday=new Date();
oMyBirthday.setFullYear(2019);
oMyBirthday.setMonth(5);
oMyBirthday.setDate(1);
oMyBirthday.setHours(11);
oMyBirthday.setMinutes(30);
oMyBirthday.setSeconds(58,888);
write(oMyBirthday);

write("获取星期几=======");
write("今天是星期"+oToday.getDay());
var week=["星期天","星期一","星期二","星期三","星期四","星期五","星期六"]
write("今天是"+week[oToday.getDay()]);

write("打印2019年6月1日 星期六 15：59：59：99==============");
var ChinaTime=new Date();
ChinaTime.setFullYear(2019);
ChinaTime.setMonth(5);
ChinaTime.setDate(1);
ChinaTime.setHours(15);
ChinaTime.setMinutes(59);
ChinaTime.setSeconds(59);
ChinaTime.setMilliseconds(99);
const d = new Date(ChinaTime);
const resDate = d.getFullYear() + '年' +(d.getMonth() + 1)+'月' + d.getDate()+'日';
const resTime = d.getHours() + ':'+ d.getMinutes() + ':' + d.getSeconds();
write(resDate+"  "+resTime+week[d.getDay()]);





// var myDate = new Date();
// var year = myDate.getFullYear();
// var month = myDate.getMonth() + 1;
// var date = myDate.getDate();
// var hours = myDate.getHours();
// var minutes = myDate.getMinutes();
// var seconds = myDate.getSeconds();
// var week = myDate.getDay()+1;
// var dateTime = year + "年" + month + "月" + date + "日" + hours + "时" + minutes + "分" + seconds + "秒"+"星期"+week;		
// document.write(dateTime);

// write("==================");
// var myDate = new Date();
// var year = myDate.setFullYear(2022,3,22);