# jQuery fadeIn() Method

jQuery Effect Methods

## 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:

- milliseconds
- "slow"
- "fast"

easing

Optional. Specifies the speed of the element in different points of the animation. Default value is "swing"

Possible values:

- "swing" - moves slower at the beginning/end, but faster in the middle
- "linear" - moves in a constant speed

Tip: More easing functions are available in external plugins

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.

jQuery Effect Methods

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