SOURCE

function writeDocument(variable) {
document.write(variable + "<br/>");
} 

writeDocument("---------------")
var oToday = new Date();
writeDocument(oToday);

writeDocument("获取对象年，月，日，时，分，秒-----")
writeDocument("年"+oToday.getFullYear());
writeDocument("月"+oToday.getMonth());
writeDocument("日"+oToday.getDate());
writeDocument("时"+oToday.getHours());
writeDocument("分"+oToday.getMinutes());

writeDocument("设置对象的年月，日，时，分");
var oMybirthday = new Date();
oMybirthday.setFullYear(2019);
oMybirthday.getMonth(5);
oMybirthday.getHours(11);
oMybirthday.getMinutes(11);
writeDocument(oMybirthday);

writeDocument("获取今晚星期几");
writeDocument("今天星期"+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"]
writeDocument("今天"+week[oToday.getDay()]);

writeDocument(oToday.getFullYear()+"年");
writeDocument(oToday.getMonth()+"月");
writeDocument(oToday.getDate()+"日");
writeDocument(week[oToday.getDay()]);