jQuery change() with Example

jQueryWeb DevelopmentFront End Technology

The change() method in jQuery is used to trigger the change event. It occurs when the value of an element has been changed.

Syntax

The syntax is as follows −

$(selector).change()

Example

Let us now see an example to implement the jQuery change() 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() {
      $(".demo").change(function() {
         $(this).css("background-color", "red");
      });
   });
</script>
</head>
<body>
<h2>Login</h2>
Enter Username:
<input type="text" class="demo"><br>
Enter Password:
<input type="password">
</body>
</html>

Output

This will produce the following output −

Write some text in the first input and press enter −

raja
Published on 31-Dec-2019 07:06:39
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