JavaScript date.@@toPrimitive() function

The JavaScript date.@@toPrimitive() function converts the date object into a primitive value.

Following is the code for date formats in JavaScript −


 Live Demo

<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
body {
   font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
.sample {
   font-size: 18px;
   font-weight: 500;
<h1>JavaScript date.@@toPrimitive() functiont</h1>
<div class="sample"></div>
<button class="Btn">CLICK HERE</button>
<h3>Click on the above button to see the date as primitive value</h3>
let fillEle = document.querySelector(".sample");
let date = new Date();
let primitiveDef = date[Symbol.toPrimitive]("default");
let primitiveNum = date[Symbol.toPrimitive]("number");
document.querySelector(".Btn").addEventListener("click", () => {
   fillEle.innerHTML += "Hint = default :" + primitiveDef + "<br>";
   fillEle.innerHTML += "Hint = number :" + primitiveNum;


On clicking the “CLICK HERE” button −