js给日历控件赋值

<input type="date" id="myDate">

// 设置日期值
document.getElementById('myDate').value = '2023-10-01';

// 获取日期值
const selectedDate = document.getElementById('myDate').value;
console.log(selectedDate); // 输出: 2023-10-01

<input type="text" id="datepicker">

$(function() {
  $("#datepicker").datepicker();

  // 设置日期值
  $("#datepicker").datepicker("setDate", "10/01/2023");

  // 获取日期值
  const selectedDate = $("#datepicker").datepicker("getDate");
  console.log(selectedDate); // 输出: Thu Oct 01 2023 00:00:00 GMT+0800 (中国标准时间)
});

<input type="text" id="flatpickr">

flatpickr("#flatpickr", {});

// 设置日期值
flatpickr("#flatpickr").set("date", "2023-10-01");

// 获取日期值
const selectedDate = flatpickr("#flatpickr").selectedDates[0];
console.log(selectedDate); // 输出: Thu Oct 01 2023 00:00:00 GMT+0800 (中国标准时间)