JavaScript Code Snippet Reference 100 Essential Snippets
1. DOM Selection & Manipulation 1. Select an Element by ID const element = document.getElementById(‘myId’); Explanation: Selects a single DOM element with the ID myId. 2. Select Elements by Class Name const elements = document.getElementsByClassName(‘myClass’); Explanation: Returns a live HTMLCollection of all elements with the class myClass. 3. Select Elements by Tag Name const elements … Read more