jQuery | slideDown() Method
The slideDown() Method in jQuery is used to check the visibility of selected elements or to show the hidden elements. It works on two types of hidden elements:
- Elements hidden using using jQuery methods.
- Elements hidden using display: none in CSS.
Syntax:
$(selector).slideDown( speed, easing, callback )
Parameters: This method accepts three parameters as mentioned above and described below:
- Speed: It is an optional parameter and used to specify the speed of the fading effect. The default value of speed is 400 millisecond. The possible value of speed are:
- milliseconds
- “slow”
- “fast”
- easing: It is an optional parameter and used to specify the speed of element to different points of animation. The default value of easing is “swing”. The possible value of easing are:
- “swing”
- “linear”
- callback: It is optional parameter. The callback function is executed after slideDown() method is completed.
Below example illustrates the slideDown() method in jQuery:
Example: This example display the hidden element by using slideDown() method.
<!DOCTYPE html><html> <head> <title> jQuery slideDown() Method </title> <script src= </script> <!-- Script to illustrate slideDown() method --> <script> $(document).ready(function() { $(".geek").click(function() { $("h1").slideDown(); }); }); </script></head> <body> <!-- hide element using CSS --> <h1 style = "display:none" > GeeksforGeeks </h1> <button class="geek"> Click on button to slide down </button></body> </html> |
Output:
Before clicking on the button:
After clicking on the button:
