JavaScript program to decrement a date by 1 day

Following is the code to decrement a date by 1 day 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;
   .result,.sample {
      font-size: 20px;
      font-weight: 500;
      color: rebeccapurple;
<h1>JavaScript program to decrement a date by 1 day</h1>
<div class="sample"></div>
<div style="color: green;" class="result"></div>
<button class="Btn">Decrement</button>
<h3>Click on the above button to decrement the date by one day</h3>
   let resEle = document.querySelector(".result");
   let sampleEle = document.querySelector(".sample");
   let date = new Date();
   sampleEle.innerHTML = date;
   document.querySelector(".Btn").addEventListener("click", () => {
      date.setDate(date.getDate() - 1);
      resEle.innerHTML = "New Date = " + date;


The above code will produce the following output −

On clicking the ‘Decrement’ button −

Updated on: 17-Jul-2020


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