| jQuery | Vanilla |
|---|---|
| ```javascript $(document).ready(function() { // code }) ``` | ```javascript document.addEventListener('DOMContentLoaded', function() { // code }) ``` |
| ```javascript var divs = $('div') ``` | ```javascript var divs = document.querySelectorAll('div') ``` |
|
```javascript
var newDiv = $(' ')
```
|
```javascript var newDiv = document.createElement('div') ``` |
| ```javascript newDiv.addClass('foo') ``` | ```javascript newDiv.classList.add('foo') ``` |
| ```javascript newDiv.toggleClass('foo') ``` | ```javascript newDiv.classList.toggle('foo') ``` |
| ```javascript $('a').click(function() { // code… }) ``` | ```javascript [].forEach.call(document.querySelectorAll('a'), function(el) { el.addEventListener('click', function() { // code… }) }) ``` |
|
```javascript
$('body').append($(' ')) ``` |
```javascript document.body.appendChild(document.createElement('p')) ``` |
| ```javascript $('img').filter(':first').attr('alt', 'My image') ``` | ```javascript document.querySelector('img').setAttribute('alt', 'My image') ``` |
| ```javascript var parent = $('#about').parent() ``` | ```javascript var parent = document.getElementById('about').parentNode ``` |
| ```javascript var clonedElement = $('#about').clone() ``` | ```javascript var clonedElement = document.getElementById('about').cloneNode(true) ``` |
| ```javascript $('#wrap').empty() ``` | ```javascript var wrap = document.getElementById('wrap') while(wrap.firstChild) wrap.removeChild(wrap.firstChild) ``` |
| ```javascript if($('#wrap').is(':empty')) ``` | ```javascript if(!document.getElementById('wrap').hasChildNodes()) ``` |
| ```javascript var nextElement = $('#wrap').next() ``` | ```javascript var nextElement = document.getElementById('wrap').nextSibling ``` |
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Vanilla JS equivalents of jQuery methods
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