我想请教一下大家如果想设置成指定的日期展示，比如2023-12-15 2023-12-16 2023-12-20 的话 请问应该怎么修改下面的代码？有没有大佬设置过这样的日期 （下面的代码是只显示周一），谢谢大家！

this._createCalendar = function() {

var o = this.options;

var self = this;

if (this.options.need2BuildConfig === true && this.options.data) {

this.options.data.resetStatus(this.createDependencePara4Data());

var data = this.options.data.getData();

if (data[0].data) {

if (data[0].data.startDate) {

var sd = new Date(data[0].data.startDate);

if (!FR.isInvalidDate(sd)) {

o.startDate = FR.date2Str(sd, 'yyyy-MM-dd');

this.std = this._createStartDate(o.startDate, o.format, this.viewMode);

}

}

if (data[0].data.endDate) {

var ed = new Date(data[0].data.endDate);

if (!FR.isInvalidDate(ed)) {

o.endDate = FR.date2Str(ed, 'yyyy-MM-dd');

this.edd = this._createEndDate(o.endDate, o.format, this.viewMode);

}

}

}

this.options.rebuildConfig = false;

}

this.datepicker = new FR.DatePicker({

renderEl: this.$view,

viewMode: this.viewMode,

date: FR.str2Date(this.editComp.val(), o.format),

dateFormat: o.format,

startDate: this.std,

endDate: this.edd,

onDateUpdate: function() {

if ($(':focus').length === 0) {

self.editComp.focus();

}

self.editComp.val(FR.date2Str(this.getValue(), o.format));

self.isValidateInput();

self.fireEvent(FR.Events.AFTEREDIT);

}

});

this.datepicker._loadDateData = function(table, date) {

if (!date) {

return;

}

var year = date.getFullYear(),

month = date.getMonth(),

day = date.getDate();

var today = new Date(),

TY = today.getFullYear(),

TM = today.getMonth(),

TD = today.getDate();

this.cache.showYear = year;

this.cache.showMonth = month;

var std = this.options.startDate,

edd = this.options.endDate;

table.$title.text(Date._MN[month] + ", " + year);

var nextDay = new Date(date);

nextDay.setDate(nextDay.getMonthDays() + 1);

if ((edd && nextDay > edd) || nextDay.getFullYear() > this.CONSTS.MAXYEAR) {

table.$nextm.addClass('disabled').removeClass('hover').data('disabled', true);

} else {

table.$nextm.removeClass('disabled').data('disabled', false);

}

var prevDay = new Date(date);

prevDay.setDate(0);

if ((std && prevDay < std) || prevDay.getFullYear() < this.CONSTS.MINYEAR) {

table.$prevm.addClass('disabled').removeClass('hover').data('disabled', true);

} else {

table.$prevm.removeClass('disabled').data('disabled', false);

}

date.setDate(1);

var day1 = (date.getDay() - this.CONSTS.FIRSTDAY) % 7;

date.setDate(0 - day1);

date.setDate(date.getDate() + 1);

var $frow = table.find('tbody').children().eq(0);

for (var i = 0; i < 6; i++) {

if (!$frow.length) {

break;

}

var $cell = $frow.children().eq(0);

$cell.addClass('week wn').text(date.getWeekNumber());

var iday;

for (var j = 0; j < 7; ++j, date.setDate(iday + 1)) {

$cell = $cell.next();

$cell.removeClass().data('nav', this.CONSTS.NAV['day']);

if (!$cell.length) {

break;

}

iday = date.getDate();

$cell.text(iday);

var current_month = (date.getMonth() == month);

if (!current_month || j != 1) {

$cell.addClass('oday').data('disabled', true);

continue;

}

var disabled = false;

if ((std != null && std > date) || (edd != null && edd < date)) {

$cell.addClass('day disabled');

disabled = true;

} else {

$cell.addClass('day');

}

$cell.data('disabled', disabled);

if (!disabled) {

if (current_month && iday == day) {

this.cache.selectedDate && this.cache.selectedDate.removeClass('selected');

$cell.addClass('selected');

this.cache.selectedDate = $cell;

this.cache.showDay = iday;

}

if (date.getFullYear() == TY &&

date.getMonth() == TM &&

iday == TD) {

$cell.addClass('today');

}

var wday = date.getDay();

if ([0, 6].indexOf(wday) != -1) {

$cell.addClass("weekend");

}

}

}

$frow = $frow.next();

}

}

if (FR.Browser.isIE8() && this.$view.css('visibility') == 'hidden') {

this.$view.css("visibility", "visible");

} else {

this.$view.show();

}

$(document).bind('mousedown', this, this.collapseIf);

this.modifyPosition();

var tr = $('tbody>tr', this.datepicker.$datetable);

for (var i = 0; i < tr.length; i++) {

var $days = $('td[class!="week wn"]', tr);

for (var j = 0; j < $days.length; j++) {

var $day = $($days[j]);

if (1 != j && !$day.hasClass('oday')) {

$day.data("disabled", true);

$day.attr('class', 'oday');

}

}

}

}