datecode

$("#end_date").datepicker({
    minDate: 0,
    // maxDate: (interval-1),
    onSelect: function (date, inst) {
        var start_date = new Date($('#start_date').val());
        var end_date = new Date(date);
        days = 24 * 60 * 60 * 1000;
        tempStartDate = start_date;
        diffDays = Math.round(Math.abs((start_date - end_date) / (days)));
        $('.date_times_left').empty();
        $('.date_times_right').empty();
        var index;
        for (index = 0; index <= diffDays; index++) {
            var parentElLeft = $('.start_end_timings').find('.date_times_left');
            var startTimeLast = $('.start_end_timings').find('.start_time.clone');
            var newStartTime = $(startTimeLast).clone(false, false);
            newStartTime.removeClass('hide clone');
            newStartTime.find('.start_time_picker').attr('required', 'required');
            parentElLeft.append(newStartTime);

            newStartTime.find('.start_time_picker').removeClass('ui-timepicker-input');
            newStartTime.find('.start_time_picker').timepicker();

            // for end time
            var endTimeLast = $('.start_end_timings').find('.end_time.clone');
            var newEndTime = $(endTimeLast).clone(false, false);
            $(newEndTime).removeClass('hide clone');
            var parentElRight = $('.start_end_timings').find('.date_times_right');
            parentElRight.append(newEndTime);
            newEndTime.find('.end_time_picker').removeClass('ui-timepicker-input');
            newEndTime.find('.end_time_picker').timepicker();
        }

        var startnextdate = start_date;
        var startupdatedate;
        var startInc = 0;
        $('.date_times_left').find('.start_time').each(function (thisindex, element) {
            startupdatedate = moment(startnextdate).add(startInc, 'days');
            $(element).find('label').html("Start Time for " + startupdatedate.format(
                "MM/DD/YYYY"));
            startnextdate = startupdatedate;
            startInc = 1;
        });

        var endnextdate = start_date;
        var endupdatedate;
        var endInc = 0;
        $('.date_times_right').find('.end_time').each(function (thisindex, element) {
            endupdatedate = moment(endnextdate).add(endInc, 'days');
            $(element).find('label').html("End Time for " + endupdatedate.format(
                "MM/DD/YYYY"));
            endnextdate = endupdatedate;
            endInc = 1;
        });
        $('#sale').data('formValidation').resetForm();

    }
});