let _nowTime=new Date().getTime();

let _week=_date.getDay();

let _dayLongTime=24*60*60*1000;

let _furtureSundayTimes = _nowTime + (7 - _week) * _dayLongTime;
let _furtureSaturdayTimes = _nowTime + (6 - _week) * _dayLongTime;

_furtureSundayTimes = new Date(_furtureSundayTimes);
_furtureSaturdayTimes = new Date(_furtureSaturdayTimes);

// staurday
let _satYear = _furtureSaturdayTimes.getFullYear();
let _satMonth = _furtureSaturdayTimes.getMonth() + 1;
let _satDay = _furtureSaturdayTimes.getDate();
//sunday
let _sunYear = _furtureSundayTimes.getFullYear();
let _sunMonth = _furtureSundayTimes.getMonth() + 1;
let _sunDay = _furtureSundayTimes.getDate();

_satMonth = _satMonth >= 10 "htmlcode">

function getWeekDay() {
 let _date = new Date();
 let _nowTime = _date.getTime();
 let _week = _date.getDay();
 let _dayLongTime = 24 * 60 * 60 * 1000;
 let _furtureSundayTimes = _nowTime + (7 - _week) * _dayLongTime;
 let _furtureSaturdayTimes = _nowTime + (6 - _week) * _dayLongTime;
 _furtureSundayTimes = new Date(_furtureSundayTimes);
 _furtureSaturdayTimes = new Date(_furtureSaturdayTimes);
 // staurday
 let _satYear = _furtureSaturdayTimes.getFullYear();
 let _satMonth = _furtureSaturdayTimes.getMonth() + 1;
 let _satDay = _furtureSaturdayTimes.getDate();
 //sunday
 let _sunYear = _furtureSundayTimes.getFullYear();
 let _sunMonth = _furtureSundayTimes.getMonth() + 1;
 let _sunDay = _furtureSundayTimes.getDate();
 _satMonth = _satMonth >= 10 "color: #800000">PS：这里再为大家推荐几款时间及日期相关工具供大家参考使用：

在线日期/天数计算器：

http://tools.jb51.net/jisuanqi/date_jisuanqi
在线日期计算器/相差天数计算器：

http://tools.jb51.net/jisuanqi/datecalc
在线日期天数差计算器：

http://tools.jb51.net/jisuanqi/onlinedatejsq
Unix时间戳(timestamp)转换工具：

http://tools.jb51.net/code/unixtime
更多关于JavaScript相关内容感兴趣的读者可查看本站专题：《JavaScript时间与日期操作技巧总结》、《JavaScript查找算法技巧总结》、《JavaScript错误与调试技巧总结》、《JavaScript数据结构与算法技巧总结》、《JavaScript遍历算法与技巧总结》及《JavaScript数学运算用法总结》
希望本文所述对大家JavaScript程序设计有所帮助。