Act on jQuery elements only once.
npm install jquery-once!Testing
> Act on jQuery elements only once.
Filters out all elements that had the same filter applied on them before. It
can be used to ensure that a function is only applied once to an element.
Method | Installation
------ | ------------
npm | npm install jquery-once --save
Composer | composer require robloach/jquery-once
Bower | bower install jquery-once
Component | component install RobLoach/jquery-once
jsDelivr | //cdn.jsdelivr.net/npm/jquery-once@2.3.0/jquery.once.min.js
cdnjs | //cdnjs.cloudflare.com/ajax/libs/jquery-once/2.3.0/jquery.once.js
See the API documentation for more information on how to use jQuery Once.
`` javascript
// The following will change the color of each paragraph to red, just once
// for the "changecolor" key.
$('p').once('changecolor').css('color', 'red');
// .once() will return a set of elements that yet to have the once ID
// associated with them. You can return to the original collection set by
// using .end().
$('p')
.once("changecolorblue")
.css("color", "blue")
.end()
.css("color", "red");
// To execute a function on the once set, you can use jQuery's each().
$('div.calendar').once().each(function() {
// Since there is no once ID provided here, the key will be "once".
});
`
1. Ensure you are using node >= 4:
`
node --version
2. Install dependencies through npm:
`
npm install
3. Check coding style standard, and automated testing:
`
npm test
4. Build jquery.once.min.js with:`
npm run build
5. Update API documentation:
`
npm run docs
6. Tag and publish the new versions to npm with Semantic
Versioning:
`
git add -A
git commit -m "2.3.0"
git tag 2.3.0
git push origin 2.3.0
npm publish
Discover the change history by heading on over to the CHANGELOG.md` file.
Dual licensed under:
- GPL-2.0
- the incredibly permissive MIT license
Copyright © Rob Loach