jQuery .class Selector

jQuery Web Development Front End Technology

The .class selector in jQuery is used to select all elements with the specific class.

Syntax

The syntax is as follows −

$(".class")

Above, the parameter class specify the class of the elements.

Example

Let us now see an example to implement the jQuery .class selector −

<!DOCTYPE html>
<html>
<head>
<style>
   .one {
      background-color: blue;
      color: white;
      font-size: 18px;
      border: 2px blue dashed;
   }
</style>
<script src="https://code.jquery.com/jquery-3.4.1.js"></script>
<script>
   $(document).ready(function(){
      $(".demo").addClass("one");
   });
</script>
</head>
<body>
<h1>Heading One</h1>
<h2>Heading Two</h2>
<p class="demo">Demo text 1...</p>
<p>Demo text 2...</p>
<p class="demo">Demo text 3...</p>
<p>Demo text 4...</p>
</body>
</html>