jQuery has() with Examples

jQuery Web Development Front End Technology

The has() method in jQuery is used to return elements having one or more elements inside them, that matches the specified selector.

Syntax

The syntax is as follows−

$(selector).has(ele)

Above, the parameter ele is used to specify a selector expression or an element to match elements against.

Example

Let us now see an example to implement the jQuery has() method −

Live Demo

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>
   $(document).ready(function(){
      $("button").click(function(){
         $("p").has("span").css("color", "orange");
      });
   });
</script>
<style>
h2 {
   color: blue;
}
</style>
</head>
<body>
<h2>Student Info</h2>
<p>This is a <span>demo</span> text.</p>
<h2>Exam Info</h2>
<p>This is a <span>demo</span>text.</p>
<h2>Teacher's Info</h2>
<p>This is a demo text.</p>
<button>Click me</button>
</body>
</html>