format date javascript

const d = new Date('2010-08-05')
const ye = new Intl.DateTimeFormat('en', { year: 'numeric' }).format(d)
const mo = new Intl.DateTimeFormat('en', { month: 'short' }).format(d)
const da = new Intl.DateTimeFormat('en', { day: '2-digit' }).format(d)

console.log(`${da}-${mo}-${ye}`)//usage ex: alert(dateToNiceString(new Date())); 
//returns this format: "Oct 23 2019"

function dateToNiceString(myDate){
    var month = ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec",];
    return month[myDate.getMonth()]+" "+myDate.getDate()+" "+myDate.getFullYear();
}var options = { weekday: 'long', year: 'numeric', month: 'long', day: 'numeric' };
var today  = new Date();

console.log(today.toLocaleDateString("en-US")); // 9/17/2016
console.log(today.toLocaleDateString("en-US", options)); // Saturday, September 17, 2016
console.log(today.toLocaleDateString("hi-IN", options)); //usage ex: alert(dateToNiceString(new Date())); 
//returns this format: "Oct 23 2019 1:09pm"
function dateToNiceString(myDate){
  var month=new Array();
  month[0]="Jan";
  month[1]="Feb";
  month[2]="Mar";
  month[3]="Apr";
  month[4]="May";
  month[5]="Jun";
  month[6]="Jul";
  month[7]="Aug";
  month[8]="Sep";
  month[9]="Oct";
  month[10]="Nov";
  month[11]="Dec";
  var hours = myDate.getHours();
  var minutes = myDate.getMinutes();
  var ampm = hours >= 12 ? 'pm' : 'am';
  hours = hours % 12;
  hours = hours ? hours : 12;
  minutes = minutes < 10 ? '0'+minutes : minutes;
  var strTime = hours + ':' + minutes + ampm;
  return month[myDate.getMonth()]+" "+myDate.getDate()+" "+myDate.getFullYear()+" "+strTime;
}function formatDate(date) {
  var monthNames = [
    "January", "February", "March",
    "April", "May", "June", "July",
    "August", "September", "October",
    "November", "December"
  ];

  var day = date.getDate();
  var monthIndex = date.getMonth();
  var year = date.getFullYear();

  return day + ' ' + monthNames[monthIndex] + ' ' + year;
}

console.log(formatDate(new Date()));  // show current date-time in consoleconst t = new Date();
const date = ('0' + t.getDate()).slice(-2);
const month = ('0' + (t.getMonth() + 1)).slice(-2);
const year = t.getFullYear();
const hours = ('0' + t.getHours()).slice(-2);
const minutes = ('0' + t.getMinutes()).slice(-2);
const seconds = ('0' + t.getSeconds()).slice(-2);
const time = `${date}/${month}/${year}, ${hours}:${minutes}:${seconds}`;

output: "27/04/2020, 12:03:03"