Get Monday and Sunday of this week

        var now = new Date(a);var nowTime = now.getTime() ;
        var day = now.getDay();
        var oneDayTime = 24*60*60*1000 ;
        var MondayTime = nowTime - (day-1)*oneDayTime ;// Display Monday
        var SundayTime =  nowTime + (7-day)*oneDayTime ;// Display Sunday
        console.log(new Date(MondayTime));
        console.log(new Date(SundayTime))  
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