How to hide a div in JavaScript on button click?

Javascript Web Development Object Oriented Programming

Let’s say the following is our div −

<div id="showOrHide">
Welcome in JavaScript
</div>

Following is our button. On clicking, the above div should hide −

<button onclick="showOrHideDiv()">Click The Button</button>

Use the style.display concept in JavaScript to hide div. Following is the code −

Example

Live Demo

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initialscale=1.0">
<title>Document</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
</head>
<body>
<button onclick="showOrHideDiv()">Click The Button</button>
<div id="showOrHide">
Welcome in JavaScript
</div>
<script>
   function showOrHideDiv() {
      var v = document.getElementById("showOrHide");
      if (v.style.display === "none") {
         v.style.display = "block";
      } else {
         v.style.display = "none";
      }
   }
</script>
</body>
</html>

To run the above program, save the file name “anyName.html(index.html)” and right click on the file. Select the option “Open with Live Server” in VS Code editor.