jQuery fadeIn()

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This jQuery method is used to fade the hidden HTML elements.

Related Topics:

jQuery show

jQuery toggle

jQuery fadeIn()

Syntax:

$(selector).fadeIn(speed, callback);

Parameter description:

speed: This parameter used to set the speed of effect. It can be "slow", "fast" or any time in milliseconds. It is optional.
callback: This represents a function which to be executed after the completion of fadeIn() method. It is also optional.

Example:

In this example, we fade the hidden paragraph in different speeds after click on button.

<html>
 <head>
 <title> jQuery Example </title>
 <script type = "text/javascript"
        src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js">
      </script>
<style>
.para1{
background:pink;
padding:20px;
}
.para2{
background:blue;
padding:20px;
}
.para3{
background:lightgray;
padding:20px;
}.para4{
background:yellow;
padding:20px;
}
button{
background:green;
padding:10px;
color:white;
border:1px solid green;
}
</style>
<script>
$(document).ready(function(){
 $("p").css("display","none");
 $("button").click(function(){
   $(".para1").fadeIn("fast");
   $(".para2").fadeIn();
   $(".para3").fadeIn("slow");
   $(".para4").fadeIn(4000);
 });
});
</script>
</head>
<body>

<h2> jQuery fadeIn() method Example </h2>
<p class="para1"> This is paragraph 1. </p>
<p class="para2"> This is paragraph 2. </p>
<p class="para3"> This is paragraph 3. </p>
<p class="para4"> This is paragraph 4. </p>
<button> Click here to fade the paragraphs </button>
 </body>
</html>