Answers for "date to yyyy-mm-ddthh:mm:ss.sss format js"

javascript format date yyyy-mm-dd

// yyyy-mm-dd
new Date().toISOString().slice(0, 10)

javascript format date to dd-mm-yyyy

function pad2(n) {
  return (n < 10 ? '0' : '') + n;
}

var date = new Date();
var month = pad2(date.getMonth()+1);//months (0-11)
var day = pad2(date.getDate());//day (1-31)
var year= date.getFullYear();

var formattedDate =  day+"-"+month+"-"+year;
alert(formattedDate); //28-02-2021