fadeTo( speed, opacity, callback ) Method
Description
The fadeTo( ) method fades the opacity of all matched elements to a specified opacity and firing an optional callback after completion.
Syntax
Here is the simple syntax to use this method −
selector.fadeTo(speed, opacity[, callback]);
Parameters
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.
Example
Following is a simple example a simple showing the usage of this method −
Live Demo<html> <head> <title>The jQuery Example</title> <script type = "text/javascript" src = "https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/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>
This will produce following result −