javascript dnes datum dd mm rrrr
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);
js datum ve formátu rrrr-mm-dd
yourDate.toISOString().split('T')[0]
js datum formát
new Date().toJSON()
// "2021-01-12T01:06:54.747Z"
javascript formát data mm/dd/rrrr
var date_format = new Date();
document.write(innerHTML = date_format.getMonth()+'/'+ date_format.getDate()+'/'+date_format.getFullYear());
javascript datum-formát objektu rrrr-mm-dd
const yourDate = new Date()
yourDate.toISOString().split('T')[0]