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https://github.com/michu2k/Accordion
Accordion module created in pure javascript & CSS. Very useful to create FAQ lists on your website.
https://github.com/michu2k/Accordion
a11y accessibility accordion aria es6 javascript javascript-library
Last synced: 3 months ago
JSON representation
Accordion module created in pure javascript & CSS. Very useful to create FAQ lists on your website.
- Host: GitHub
- URL: https://github.com/michu2k/Accordion
- Owner: michu2k
- License: mit
- Created: 2017-04-11T09:43:20.000Z (almost 8 years ago)
- Default Branch: master
- Last Pushed: 2024-08-30T12:05:22.000Z (5 months ago)
- Last Synced: 2024-09-19T09:47:59.104Z (4 months ago)
- Topics: a11y, accessibility, accordion, aria, es6, javascript, javascript-library
- Language: JavaScript
- Homepage: https://michu2k.github.io/Accordion/
- Size: 2 MB
- Stars: 350
- Watchers: 3
- Forks: 74
- Open Issues: 2
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
- Awesome-JavaScript-Libraries - **Accordion**
README
# Accordion
Lightweight and accessible accordion module with an extensible API. With the module you can create accordion on your website, useful especially for creating FAQ lists.
## Version
3.3.4
## Installation
###### npm
Install the package & import files
```
npm install accordion-js
```
```javascript
import Accordion from 'accordion-js';
import 'accordion-js/dist/accordion.min.css';
```
###### CDN
Include files using CDN.
```
https://unpkg.com/[email protected]/dist/accordion.min.css
https://unpkg.com/[email protected]/dist/accordion.min.js
```
```html
```
###### Github
You can also download files from Github and attach them manually to your project.
Note: On production use files (JS and CSS) only from **dist/** folder.
## Usage
###### Include files
See the section above.
###### Create HTML layout
This is just an example of a layout. You can create your own HTML structure.
```html
Lorem ipsum dolor sit amet.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
```
###### Initialize the module
```html
new Accordion('.accordion-container');
```
## API
###### Examples
new Accordion(container, options)
* `container` - string | HTMLElement (required), selector of accordion container
* `options` - object (optional), accordion options
```javascript
// Default options
new Accordion('.container-first');
// User options
new Accordion('.container-second', {
duration: 400,
showMultiple: true,
onOpen: function(currentElement) {
console.log(currentElement);
}
});
// Define several accordions with the same options (pass an array with selectors)
new Accordion(['.container-first', '.container-second'], {});
// or pass an array with HTMLElements
const accordions = Array.from(document.querySelectorAll('.accordion-container'));
new Accordion(accordions, {});
// Detach events
const accordion = new Accordion('.container-first');
accordion.detachEvents();
```
###### Options
| Option | Type | Default value | Description |
| ----- | ----- | ----- | ----- |
| duration | number | 600 | Animation duration in ms |
| ariaEnabled | boolean | true | Add ARIA elements to the HTML structure |
| collapse | boolean | true | Allow collapse expanded panel |
| showMultiple | boolean | false | Show multiple elements at the same time |
| onlyChildNodes | boolean | true | Disabling this option will find all items in the container. Warning: Setting to `false` will break the functionality of nested accordions |
| openOnInit | array | [] | Show accordion elements during initialization |
| elementClass | string | 'ac' | Element class |
| triggerClass | string | 'ac-trigger' | Trigger class |
| panelClass | string | 'ac-panel' | Panel class |
| activeClass | string | 'is-active' | Active element class |
| beforeOpen | function | - | Calls before the item is opened.
`beforeOpen: (currElement) => {}`|
| onOpen | function | - | Calls when the item is opened.
`onOpen: (currElement) => {}`|
| beforeClose | function | - | Calls before the item is closed.
`beforeClose: (currElement) => {}`|
| onClose | function | - | Calls when the item is closed.
`onClose: (currElement) => {}`|
###### Methods
| Option | Description | Arguments |
| ----- | ----- | ----- |
| attachEvents() | Attach events | - |
| detachEvents() | Detach events | - |
| open() | Open the accordion element with the given idx
E.g. `acc.open(1)` | `idx` - element index |
| close() | Close the accordion element with the given idx
E.g. `acc.close(1)` | `idx` - element index |
| toggle() | Toggle the accordion element with the given idx
E.g. `acc.toggle(1)` | `idx` - element index |
| openAll() | Open all accordion elements (without animation) | - |
| closeAll() | Close all accordion elements (without animation) | - |
| update() | If there are new items added by lazy load, you can run this method to update the Accordion | - |
| destroy() | Destroy accordion instance:
Open elements, remove events, IDs & ARIA | - |
## v3 Release Info
There have been a lot of changes to the API in version `3.0.0`, so if you are using previous versions of the accordion (`2.8.0` and below), I recommend updating the package to the latest version with new structure and options.