set date in datepicker from javascript using dd-mm-yyyy string code example

Example 1: mm dd yyyy how to get date in this format in javascript

var today = new Date();
var dd = String(today.getDate()).padStart(2, '0');
var mm = String(today.getMonth() + 1).padStart(2, '0'); //January is 0!
var yyyy = today.getFullYear();

today = mm + '/' + dd + '/' + yyyy;
document.write(today);

Example 2: getdate yyyy mm dd format javascript

let today = new Date();
let dd = today.getDate();

let mm = today.getMonth()+1; 
const yyyy = today.getFullYear();
if(dd<10) 
{
    dd=`0${dd}`;
} 

if(mm<10) 
{
    mm=`0${mm}`;
} 
today = `${mm}-${dd}-${yyyy}`;
console.log(today);
today = `${mm}/${dd}/${yyyy}`;
console.log(today);
today = `${dd}-${mm}-${yyyy}`;
console.log(today);
today = `${dd}/${mm}/${yyyy}`;
console.log(today);
// GET FUll DATE WITH DAY, MONTH and YEARS