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What is the method for ensuring that the content within a dropdown box stays hidden until the box is clicked?

asked 2021-06-30 11:00:00 +0000

lakamha gravatar image

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answered 2022-05-17 01:00:00 +0000

devzero gravatar image

The method for ensuring that the content within a dropdown box stays hidden until the box is clicked is to use CSS and JavaScript.

First, the CSS code would hide the content of the dropdown box by setting the display property to none.

Then, the JavaScript code would listen for a click event on the dropdown box. When the user clicks on the box, the JavaScript code would change the display property of the content to block or inline, which would make the content visible to the user.

Here is an example code snippet:

HTML:

<div class="dropdown">
  <button class="dropdown-btn">Click me</button>
  <div class="dropdown-content">
    <a href="#">Link 1</a>
    <a href="#">Link 2</a>
    <a href="#">Link 3</a>
  </div>
</div>

CSS:

.dropdown-content {
  display: none;
}

JavaScript:

var dropdownBtn = document.querySelector('.dropdown-btn');
var dropdownContent = document.querySelector('.dropdown-content');

dropdownBtn.addEventListener('click', function() {
  if (dropdownContent.style.display === 'none') {
    dropdownContent.style.display = 'block';
  } else {
    dropdownContent.style.display = 'none';
  }
});
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Asked: 2021-06-30 11:00:00 +0000

Seen: 6 times

Last updated: May 17 '22