JSFiddle - React, Tailwind, and code Playground

JavaScript

function formatDate(date) {
  var hours = date.getHours();
  var minutes = date.getMinutes();
  var format = hours < 12 ? 'am' : 'pm';
  hours = hours % 12;
  hours = hours ? hours : 12; // making 0 a 12
  minutes = minutes < 10 ? '0'+minutes : minutes;
  var time = hours + ':' + minutes + ' ' + format;
  var output = date.getMonth()+1 + "/" + date.getDate() + "/" + date.getFullYear() + " " + time;
    return output;
}

var date = new Date();
var output = formatDate(date);
alert(output);