jQuery fadeIn() Method
jQuery fadeIn() Method
The jQuery fadeIn() method will display the matched elements by fading them to opaque.
This method is often used with jQuery fadeOut() method.
Note: Using fadeIn() method, the hidden elements will not be displayed at all.
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery fadeIn() Method</h1>
<button id="myFadeOut">Fade Out</button>
<button id="myFadeIn">Fade In</button>
<script>
$(document).ready(function(){
$("#myFadeOut").click(function(){
$("p").fadeOut();
});
$("#myFadeIn").click(function(){
$("p").fadeIn();
});
});
</script>
</body>
</html>
Syntax
$(selector).fadeIn(speed, easing, callback);
Parameter Values
| Value | Type | Explanation |
|---|
| speed | Optional | Specifies the speed of the fading effect.
Default value is 400 milliseconds.
Possible values are |
| easing | Optional | Specifies the easing function to use for the transition.
Default value is "swing"
Possible values are
|
| callback | Optional | Specifies a function to be called once the animation is completed. |
fadeIn() with Speed
In the following example, we will specify the speed of the fading effect for fadeIn() method to 2000ms (2 seconds).
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery fadeIn() Method</h1>
<button id="myFadeOut">Fade Out</button>
<button id="myFadeIn">Fade In</button>
<script>
$(document).ready(function(){
$("#myFadeOut").click(function(){
$("p").fadeOut();
});
$("#myFadeIn").click(function(){
$("p").fadeIn(2000);
});
});
</script>
</body>
</html>
fadeIn() with Easing
In the following example, we will specify the easing function for fadeIn() method to linear.
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery fadeIn() Method</h1>
<button id="myFadeOut">Fade Out</button>
<button id="myFadeIn">Fade In</button>
<script>
$(document).ready(function(){
$("#myFadeOut").click(function(){
$("p").fadeOut();
});
$("#myFadeIn").click(function(){
$("p").fadeIn(2000, "linear");
});
});
</script>
</body>
</html>
fadeIn() with Callback
In the following example, we will call a function (myFunction) once the fading effect for fadeIn() method is finished.
Example
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery fadeIn() Method</h1>
<button id="myFadeOut">Fade Out</button>
<button id="myFadeIn">Fade In</button>
<script>
$(document).ready(function(){
$("#myFadeOut").click(function(){
$("p").fadeOut();
});
$("#myFadeIn").click(function(){
$("p").fadeIn(2000, "linear", myFunction);
});
});
function myFunction(){
alert("fadeIn is completed");
}
</script>
</body>
</html>
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