jQuery fadeIn() Method
Example
Fade in all <p> elements:
  
    $("button").click(function(){
    
 $("p").fadeIn();
 });
  
Try it Yourself »
Definition and Usage
The fadeIn() method gradually changes the opacity, for selected elements, from hidden to visible (fading effect).
Note: Hidden elements will not be displayed at all (no longer affects the layout of the page).
Tip: This method is often used together with the fadeOut() method.
Syntax
$(selector).fadeIn(speed,easing,callback)
| Parameter | Description | 
|---|---|
| speed | Optional. Specifies the speed of the fading effect. Default value is 400 milliseconds Possible values: 
 | 
| easing | Optional. Specifies the speed of the element in different points of the animation. Default value is "swing" Possible values: 
 | 
| callback | Optional. A function to be executed after the fadeIn() method is completed To learn more about callback, visit our jQuery Callback chapter | 
Try it Yourself - Examples
fadeIn() - Using the speed parameter
How to use the speed parameter to specify the speed of the fading effect.
fadeIn() - Using the callback parameter
How to use the callback parameter when fading in and out an element.

