Bootstrap 4 JS Carousel
Carousel CSS Classes
For a tutorial about Carousels, read our Bootstrap Carousel Tutorial.
| Class | Description |
|---|---|
.carousel |
Creates a carousel |
.carousel-indicators |
Adds indicators for the carousel. These are the little dots at the bottom of each slide (which indicates how many slides there are in the carousel, and which slide the user are currently viewing) |
.carousel-inner |
Adds slides to the carousel |
.carousel-item |
Specifies the content of each slide |
.carousel-control-prev |
Adds a left (previous) button to the carousel, which allows the user to go back between the slides |
.carousel-control-next |
Adds a right (next) button to the carousel, which allows the user to go forward between the slides |
.carousel-control-prev-icon |
Used together with .carousel-control-prev to create a "previous" button |
.carousel-control-next-icon |
Used together with .carousel-control-next to create a "next" button |
.carousel-caption |
Specifies a caption for the carousel |
.slide |
Adds a CSS transition and animation effect when sliding from one item to the next. Remove this class if you do not want this effect |
Via data-* Attributes
The data-ride="carousel" attribute activates the carousel.
The data-slide and data-slide-to attributes specifies which slide to go to.
The data-slide attribute accepts two values: prev or
next, while
data-slide-to accept numbers.
Example
<!-- Carousel -->
<div id="myCarousel" class="carousel slide" data-ride="carousel">
<!-- Carousel Indicators -->
<li data-target="#myCarousel" data-slide-to="1"></li>
<!-- Carousel Controls -->
<a class="carousel-control-prev" href="#myCarousel" data-slide="prev">
<span class="carousel-control-prev-icon"></span>
</a>
Try it Yourself »
Via JavaScript
Enable manually with:
Example
// Activate Carousel
$("#myCarousel").carousel();
// Enable Carousel Indicators
$(".item").click(function(){
$("#myCarousel").carousel(1);
});
// Enable Carousel Controls
$(".carousel-control-prev").click(function(){
$("#myCarousel").carousel("prev");
});
Try it Yourself »
Carousel Options
Options can be passed via data attributes or JavaScript. For data attributes, append the option name to data-, as in data-interval="".
| Name | Type | Default | Description | Try it |
|---|---|---|---|---|
| interval | number, or the boolean false | 5000 | Specifies the delay (in milliseconds) between each slide. Note: Set interval to false to stop the items from automatically sliding |
Using JS Using data |
| keyboard | boolean | true | Specifies whether the carousel should react to keyboard events:
|
Using JS Using data |
| pause | string, or the boolean false | "hover" | Pauses the carousel from going through the next slide when the mouse pointer enters the carousel, and resumes the sliding when the mouse pointer leaves the carousel Note: Set pause to false to stop the ability to pause on hover |
Using JS Using data |
| wrap | boolean | true | Specifies whether the carousel should go through all slides continuously, or stop at the last slide
|
Using JS Using data |
Carousel Methods
The following table lists all available carousel methods.
| Method | Description | Try it |
|---|---|---|
| .carousel(options) | Activates the carousel with an option. See options above for valid values | Try it |
| .carousel("cycle") | Goes through the carousel items from left to right | Try it |
| .carousel("pause") | Stops the carousel from going through items | Try it |
| .carousel(number) | Goes to a specified item (zero-based: first item is 0, second item is 1, etc..) | Try it |
| .carousel("prev") | Goes to the previous item | Try it |
| .carousel("next") | Goes to the next item | Try it |
| .carousel("dispose") | Destroys a carousel |
Carousel Events
The following table lists all available carousel events.
| Event | Description | Try it |
|---|---|---|
| slide.bs.carousel | Occurs when the carousel is about to slide from one item to another | Try it |
| slid.bs.carousel | Occurs when the carousel has finished sliding from one item to another | Try it |
The slid and slide events also has additional properties:
| Property | Description | Try it |
|---|---|---|
| direction | Returns the direction the carousel is sliding (left or right) | |
| relatedTarget | Returns the DOM element that is being slid into place as the active item | Try it |
| from | Returns the index of where the previous item came from, when moving on to the next one | Try it |
| to | Returns the index of the next item | Try it |
