$() / jQuery()
function
The jQuery function selects DOM elements, wraps elements, or runs code when the DOM is ready.
Syntax
$(selector) $(element) $(function)
Example
javascript
// Select elements
$('#myId') // by ID
$('.myClass') // by class
$('div > p') // CSS selector
$('input[type=text]') // attribute
// DOM ready
$(function() {
console.log('DOM ready');
});
// Wrap raw element
const el = document.getElementById('box');
$(el).addClass('active');