how to format datetime in javascript code example

Example 1: javascript format date

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));

Example 2: javascript format date time

function formatDate(date) {
    var hours = date.getHours();
    var minutes = date.getMinutes();
    var ampm = hours >= 12 ? "PM" : "AM";
    hours = hours % 12;
    hours = hours ? hours : 12; // the hour "0" should be "12"
    minutes = minutes < 10 ? "0" + minutes : minutes;
    var strTime = hours + ":" + minutes + " " + ampm;
    return date.getDate() + "/" + new Intl.DateTimeFormat('en', { month: 'short' }).format(date) + "/" + date.getFullYear() + " " + strTime;
}

var d = new Date();
var e = formatDate(d);

console.log(e); // example output: 11/Feb/2021 1:23 PM

Example 3: how to format datetime in javascript

const d = new Date.now;
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}`);

Example 4: javascript full date as string

<p>The toDateString() method converts a date to a date string:</p>

<p id="demo"></p>

<script>
var d = new Date();
document.getElementById("demo").innerHTML = d.toDateString();
</script>
//output: Fri Oct 16 2020

Example 5: js datetime format

new Date().toISOString().slice(0, 16).replace("T", " ")