How to use $.fadeTo() method to create animation in jQuery?

jQuery Web Development Front End Technology

The fadeTo( ) method fades the opacity of all matched elements to a specified opacity and firing an optional callback after completion.

Here is the description of all the parameters used by this method −

speed - A string representing one of the three predefined speeds ("slow", "def", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
opacity − A number between 0 and 1 denoting the target opacity.
callback − This is optional parameter representing a function to call once the animation is complete.

You can try to run the following code to learn how to work with fadeTo() method in jQuery −

Example

Live Demo

<html>
<head>
<title>jQuery fadeTo() method</title>
   <script type = "text/javascript"
      src = "https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
   <script type = "text/javascript" language = "javascript">
      $(document).ready(function() {
         $("#more").click(function(){
            $(".target").fadeTo( 'slow', 0.7, function(){
               $(".log").text('More Opacity Transition Complete');
            });
         });
         $("#less").click(function(){
            $(".target").fadeTo( 'slow', 0.2, function(){
               $(".log").text('less Opacity Transition Complete');
            });
         });
      });
   </script>
<style>
p {background-color:#bca; width:200px; border:1px solid green;}
</style>
</head>
<body>
<p>Click on any of the buttons</p>
   <button id = "less"> Less Opacity </button>
   <button id = "more"> More Opacity</button>
   <div class = "target">
      <img src = "/images/jquery.jpg" alt = "jQuery" />
      </div>
   <div class = "log"></div>
</body>
</html>

Alex Onsman

Updated on: 22-Jun-2020

98 Views

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