<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<script src="https://cdn.bootcdn.net/ajax/libs/moment.js/2.29.1/moment.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/moment.js/2.29.1/locale/zh-cn.js"></script>
<script>
const getPanelDateRange = (date = new Date(), week = 6, isSunDayFirst = false ) => {
let start = moment(date).startOf('month').startOf('week');
if(isSunDayFirst){ //如果周日开始的布局 再往前一天
start = start.subtract(1,'d')
}
let end = moment(date).endOf('month').endOf('week');
let weekDiff = end.diff(start,'week')
if(weekDiff + 1 < week){ //默认显示6周日期，如果不够6周 就再加适当的周凑够6周
end = end.add(week - weekDiff - 1, 'week')
}
if(isSunDayFirst){
//如果周日开始的布局 再往前一天
end = end.subtract(1,'d')
}
return [start.format('YYYY-MM-DD'), end.format('YYYY-MM-DD')]
}
console.log(getPanelDateRange(moment()))
</script>
</body>
</html>